#657CBE#657CBE

#657CBE is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.7% C 0.105 H 268.5°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#657CBE
RGB	rgb(101, 124, 190)
HSL	hsl(224, 41%, 57%)
HSV	hsv(224, 47%, 75%)
CMYK	cmyk(46.8%, 34.7%, 0%, 25.5%)
CIE-LAB	lab(52.84, 9.65, -37.23)
CIE-LCH	lch(52.84, 38.46, 284.54°)
OKLab	oklab(59.68% -0.0027 -0.1047)
OKLCH	oklch(59.68% 0.105 268.5)
XYZ	xyz(21.8658, 20.8984, 51.5868)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CBE #BEA765

analogous

#65A9BE #657CBE #7B65BE

triadic

#657CBE #BE657C #7CBE65

tetradic

#657CBE #BE65A9 #BEA765 #65BE7B

square

#657CBE #BE65A9 #BEA765 #65BE7B

split-complementary

#657CBE #BE7B65 #A9BE65

monochromatic

#324477 #445CA2 #657CBE #90A1D0 #BBC5E2

Accessibility & contrast

On white

4.05

#657CBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#657CBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CBE

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CBE	#FFFFFF	#000000	##000000
##657CBE	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6482C1

Deuteranopia (green-blind)

#5B7BBD

Tritanopia (blue-blind)

#438A94

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657cbe;
/* rgb */ color: rgb(101, 124, 190);
/* oklch */ color: oklch(59.7% 0.105 268.5);

Tailwind

colors: {
  custom: {
    50: '#95a1d2',
    500: '#657cbe',
    950: '#000000',
  },
}

SCSS

$custom: #657cbe;
$custom-light: #95a1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#657cbe",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 190
  },
  "hsl": {
    "h": 224.494,
    "s": 40.639,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59678,
    "c": 0.10476,
    "h": 268.5
  },
  "luminance": 0.209
}

Semantic roles & 50–950 ramp

primary

#657CBE

secondary

#D1C8AD

accent

#B157D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #657CBE

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

Preview Lab → · Contrast checker → · Palette generator →