#657CC8#657CC8

#657CC8 is a mid, moderate blue. Relative luminance 0.214; OKLCH L 60.2% C 0.119 H 269.8°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#657CC8
RGB	rgb(101, 124, 200)
HSL	hsl(226, 47%, 59%)
HSV	hsv(226, 50%, 78%)
CMYK	cmyk(49.5%, 38%, 0%, 21.6%)
CIE-LAB	lab(53.33, 12.72, -42.16)
CIE-LCH	lch(53.33, 44.04, 286.79°)
OKLab	oklab(60.22% -0.0004 -0.1191)
OKLCH	oklch(60.22% 0.119 269.8)
XYZ	xyz(22.9964, 21.3507, 57.5417)
Luminance	0.2135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CC8 #C8B165

analogous

#65ADC8 #657CC8 #8065C8

triadic

#657CC8 #C8657C #7CC865

tetradic

#657CC8 #C865AD #C8B165 #65C880

square

#657CC8 #C865AD #C8B165 #65C880

split-complementary

#657CC8 #C88065 #ADC865

monochromatic

#2F4384 #3F59B1 #657CC8 #92A2D8 #BFC9E8

Accessibility & contrast

On white

3.98

#657CC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#657CC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CC8

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CC8	#FFFFFF	#000000	##000000
##657CC8	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F84CB

Deuteranopia (green-blind)

#547BC6

Tritanopia (blue-blind)

#3C8C98

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657cc8;
/* rgb */ color: rgb(101, 124, 200);
/* oklch */ color: oklch(60.2% 0.119 269.8);

Tailwind

colors: {
  custom: {
    50: '#96a1d9',
    500: '#657cc8',
    950: '#000000',
  },
}

SCSS

$custom: #657cc8;
$custom-light: #96a1d9;
$custom-dark: #000000;

JSON

{
  "hex": "#657cc8",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 200
  },
  "hsl": {
    "h": 226.061,
    "s": 47.368,
    "l": 59.02
  },
  "oklch": {
    "l": 0.6022,
    "c": 0.11909,
    "h": 269.8
  },
  "luminance": 0.21352
}

Semantic roles & 50–950 ramp

primary

#657CC8

secondary

#D8CFB1

accent

#B851D7

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0E14

muted

#7E7E83

Preview Lab

Preview with #657CC8

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

Preview Lab → · Contrast checker → · Palette generator →