#657CA8#657CA8

#657CA8 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.6% C 0.073 H 263.0°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#657CA8
RGB	rgb(101, 124, 168)
HSL	hsl(219, 28%, 53%)
HSV	hsv(219, 40%, 66%)
CMYK	cmyk(39.9%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(51.85, 3.16, -26.10)
CIE-LCH	lch(51.85, 26.29, 276.90°)
OKLab	oklab(58.58% -0.0089 -0.0726)
OKLCH	oklch(58.58% 0.073 263)
XYZ	xyz(19.6402, 20.0082, 39.8653)
Luminance	0.2001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CA8 #A89165

analogous

#659DA8 #657CA8 #6F65A8

triadic

#657CA8 #A8657C #7CA865

tetradic

#657CA8 #A8659D #A89165 #65A86F

square

#657CA8 #A8659D #A89165 #65A86F

split-complementary

#657CA8 #A86F65 #9DA865

monochromatic

#35435E #4B5F85 #657CA8 #8C9DBE #B3BFD4

Accessibility & contrast

On white

4.20

#657CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#657CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CA8

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CA8	#FFFFFF	#000000	##000000
##657CA8	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7FAA

Deuteranopia (green-blind)

#6679A7

Tritanopia (blue-blind)

#4F858B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657ca8;
/* rgb */ color: rgb(101, 124, 168);
/* oklch */ color: oklch(58.6% 0.073 263.0);

Tailwind

colors: {
  custom: {
    50: '#93a1c2',
    500: '#657ca8',
    950: '#000000',
  },
}

SCSS

$custom: #657ca8;
$custom-light: #93a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#657ca8",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 219.403,
    "s": 27.801,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58581,
    "c": 0.07316,
    "h": 263
  },
  "luminance": 0.20009
}

Semantic roles & 50–950 ramp

primary

#657CA8

secondary

#C3B9A6

accent

#A364C4

background

#F9F9FB

surface

#F1F2F7

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #657CA8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →