#657BB6#657BB6

#657BB6 is a mid, moderate blue. Relative luminance 0.203; OKLCH L 59.0% C 0.094 H 267.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#657BB6
RGB	rgb(101, 123, 182)
HSL	hsl(224, 36%, 55%)
HSV	hsv(224, 45%, 71%)
CMYK	cmyk(44.5%, 32.4%, 0%, 28.6%)
CIE-LAB	lab(52.18, 7.85, -33.66)
CIE-LCH	lch(52.18, 34.56, 283.12°)
OKLab	oklab(59.05% -0.0035 -0.0944)
OKLCH	oklch(59.05% 0.094 267.9)
XYZ	xyz(20.8906, 20.3089, 47.0661)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BB6 #B6A065

analogous

#65A3B6 #657BB6 #7765B6

triadic

#657BB6 #B6657B #7BB665

tetradic

#657BB6 #B665A3 #B6A065 #65B677

square

#657BB6 #B665A3 #B6A065 #65B677

split-complementary

#657BB6 #B67765 #A3B665

monochromatic

#34436D #475D96 #657BB6 #8F9FCA #B8C2DD

Accessibility & contrast

On white

4.15

#657BB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#657BB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BB6

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BB6	#FFFFFF	#000000	##000000
##657BB6	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6680B8

Deuteranopia (green-blind)

#5E79B5

Tritanopia (blue-blind)

#488790

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657bb6;
/* rgb */ color: rgb(101, 123, 182);
/* oklch */ color: oklch(59.0% 0.094 267.9);

Tailwind

colors: {
  custom: {
    50: '#94a1cc',
    500: '#657bb6',
    950: '#000000',
  },
}

SCSS

$custom: #657bb6;
$custom-light: #94a1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#657bb6",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 182
  },
  "hsl": {
    "h": 223.704,
    "s": 35.683,
    "l": 55.49
  },
  "oklch": {
    "l": 0.59048,
    "c": 0.09445,
    "h": 267.9
  },
  "luminance": 0.2031
}

Semantic roles & 50–950 ramp

primary

#657BB6

secondary

#CCC3AB

accent

#AD5CCC

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0E13

muted

#7E7E82

Preview Lab

Preview with #657BB6

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

Preview Lab → · Contrast checker → · Palette generator →