#657abb - Ultramarine Blue color
A soft, cool periwinkle—muted medium blue with a subtle violet tint and gentle gray undertone. It feels calm and refined, reminiscent of twilight skies or slate accented by lavender. This balanced, slightly desaturated blue is versatile for website backgrounds, branding, and interiors where a serene but sophisticated mood is desired. Pairs beautifully with warm neutrals like cream and tan, blush pink or ochre for contrast, and metallics such as brass or copper for an elegant accent.
#657abb color RGB value is 101, 122, 187, and the CMYK value is 0.460, 0.348, 0.00, 0.267. Alternative names for that color are: ultramarine blue, gray, steelblue, san marino, indigo, violet.
Color Conversion
Name | Values | CSS |
|---|---|---|
RGB(0-255) | 101, 122, 187 | rgb(101, 122, 187) |
CMYK | 0.460, 0.348, 0.00, 0.267 | - |
sRGB | 0.396, 0.478, 0.733 | rgb(39.6% 47.8% 73.3%) |
Adobe® 98 RGB compatible | 0.420, 0.475, 0.719 | color(a98-rgb 0.42 0.475 0.719) |
HCT | 272, 40.6, 52.1 | color(--hct 272 28% 52.1%) |
HSL | 225, 38.7, 56.5 | hsl(225 38.7% 56.5%) |
HSV | 225, 46.0, 73.3 | color(--hsv 225 46% 73.3%) |
HWB | 225, 39.6, 26.7 | hwb(225 39.6% 26.7%) |
Lab | 51.7, 5.63, -37.2 | lab(51.7 5.63 -37.2) |
P3 | 0.412, 0.476, 0.714 | color(display-p3 0.412 0.476 0.714) |
XYZ D50 | 0.203, 0.199, 0.376 | color(xyz-d50 0.203 0.199 0.376) |
