#657BBD#657BBD

#657BBD is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.4% C 0.105 H 269.1°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#657BBD
RGB	rgb(101, 123, 189)
HSL	hsl(225, 40%, 57%)
HSV	hsv(225, 47%, 74%)
CMYK	cmyk(46.6%, 34.9%, 0%, 25.9%)
CIE-LAB	lab(52.52, 9.95, -37.16)
CIE-LCH	lch(52.52, 38.47, 284.99°)
OKLab	oklab(59.41% -0.0017 -0.1045)
OKLCH	oklch(59.41% 0.105 269.1)
XYZ	xyz(21.6322, 20.6055, 50.9716)
Luminance	0.2061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BBD #BDA765

analogous

#65A7BD #657BBD #7B65BD

triadic

#657BBD #BD657B #7BBD65

tetradic

#657BBD #BD65A7 #BDA765 #65BD7B

square

#657BBD #BD65A7 #BDA765 #65BD7B

split-complementary

#657BBD #BD7B65 #A7BD65

monochromatic

#324375 #455CA0 #657BBD #90A0CF #BBC4E2

Accessibility & contrast

On white

4.10

#657BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#657BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BBD

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BBD	#FFFFFF	#000000	##000000
##657BBD	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6381C0

Deuteranopia (green-blind)

#5A7ABC

Tritanopia (blue-blind)

#448993

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #657bbd;
/* rgb */ color: rgb(101, 123, 189);
/* oklch */ color: oklch(59.4% 0.105 269.1);

Tailwind

colors: {
  custom: {
    50: '#95a0d1',
    500: '#657bbd',
    950: '#000000',
  },
}

SCSS

$custom: #657bbd;
$custom-light: #95a0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#657bbd",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 189
  },
  "hsl": {
    "h": 225,
    "s": 40,
    "l": 56.863
  },
  "oklch": {
    "l": 0.59412,
    "c": 0.10455,
    "h": 269.1
  },
  "luminance": 0.20607
}

Semantic roles & 50–950 ramp

primary

#657BBD

secondary

#D1C8AD

accent

#B258D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #657BBD

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

Preview Lab → · Contrast checker → · Palette generator →