#657DBD#657DBD

#657DBD is a mid, moderate blue. Relative luminance 0.211; OKLCH L 59.8% C 0.102 H 267.6°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#657DBD
RGB	rgb(101, 125, 189)
HSL	hsl(224, 40%, 57%)
HSV	hsv(224, 47%, 74%)
CMYK	cmyk(46.6%, 33.9%, 0%, 25.9%)
CIE-LAB	lab(53.07, 8.75, -36.30)
CIE-LCH	lch(53.07, 37.34, 283.55°)
OKLab	oklab(59.84% -0.0042 -0.102)
OKLCH	oklch(59.84% 0.102 267.6)
XYZ	xyz(21.8828, 21.1068, 51.0552)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DBD #BDA565

analogous

#65A9BD #657DBD #7965BD

triadic

#657DBD #BD657D #7DBD65

tetradic

#657DBD #BD65A9 #BDA565 #65BD79

square

#657DBD #BD65A9 #BDA565 #65BD79

split-complementary

#657DBD #BD7965 #A9BD65

monochromatic

#324575 #455EA0 #657DBD #90A1CF #BBC5E2

Accessibility & contrast

On white

4.02

#657DBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#657DBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DBD

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DBD	#FFFFFF	#000000	##000000
##657DBD	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6583C0

Deuteranopia (green-blind)

#5D7BBC

Tritanopia (blue-blind)

#438A94

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657dbd;
/* rgb */ color: rgb(101, 125, 189);
/* oklch */ color: oklch(59.8% 0.102 267.6);

Tailwind

colors: {
  custom: {
    50: '#95a2d1',
    500: '#657dbd',
    950: '#000000',
  },
}

SCSS

$custom: #657dbd;
$custom-light: #95a2d1;
$custom-dark: #000000;

JSON

{
  "hex": "#657dbd",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 189
  },
  "hsl": {
    "h": 223.636,
    "s": 40,
    "l": 56.863
  },
  "oklch": {
    "l": 0.59839,
    "c": 0.10211,
    "h": 267.6
  },
  "luminance": 0.21108
}

Semantic roles & 50–950 ramp

primary

#657DBD

secondary

#D1C7AD

accent

#AF58D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #657DBD

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

Preview Lab → · Contrast checker → · Palette generator →