#657BC2#657BC2

#657BC2 is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.7% C 0.112 H 269.7°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#657BC2
RGB	rgb(101, 123, 194)
HSL	hsl(226, 43%, 58%)
HSV	hsv(226, 48%, 76%)
CMYK	cmyk(47.9%, 36.6%, 0%, 23.9%)
CIE-LAB	lab(52.76, 11.48, -39.64)
CIE-LCH	lch(52.76, 41.27, 286.14°)
OKLab	oklab(59.68% -0.0005 -0.1117)
OKLCH	oklch(59.68% 0.112 269.7)
XYZ	xyz(22.1843, 20.8263, 53.8794)
Luminance	0.2083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BC2 #C2AC65

analogous

#65AAC2 #657BC2 #7D65C2

triadic

#657BC2 #C2657B #7BC265

tetradic

#657BC2 #C265AA #C2AC65 #65C27D

square

#657BC2 #C265AA #C2AC65 #65C27D

split-complementary

#657BC2 #C27D65 #AAC265

monochromatic

#31437C #425AA7 #657BC2 #91A1D3 #BDC6E5

Accessibility & contrast

On white

4.07

#657BC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#657BC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BC2

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BC2	#FFFFFF	#000000	##000000
##657BC2	1.00	4.07	5.17	5.17
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6082C5

Deuteranopia (green-blind)

#577AC0

Tritanopia (blue-blind)

#408A95

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657bc2;
/* rgb */ color: rgb(101, 123, 194);
/* oklch */ color: oklch(59.7% 0.112 269.7);

Tailwind

colors: {
  custom: {
    50: '#96a0d5',
    500: '#657bc2',
    950: '#000000',
  },
}

SCSS

$custom: #657bc2;
$custom-light: #96a0d5;
$custom-dark: #000000;

JSON

{
  "hex": "#657bc2",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 194
  },
  "hsl": {
    "h": 225.806,
    "s": 43.256,
    "l": 57.843
  },
  "oklch": {
    "l": 0.5968,
    "c": 0.11175,
    "h": 269.7
  },
  "luminance": 0.20828
}

Semantic roles & 50–950 ramp

primary

#657BC2

secondary

#D4CBAF

accent

#B555D3

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0E14

muted

#7E7E83

Preview Lab

Preview with #657BC2

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

Preview Lab → · Contrast checker → · Palette generator →