#657BBE#657BBE

#657BBE is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.5% C 0.106 H 269.2°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#657BBE
RGB	rgb(101, 123, 190)
HSL	hsl(225, 41%, 57%)
HSV	hsv(225, 47%, 75%)
CMYK	cmyk(46.8%, 35.3%, 0%, 25.5%)
CIE-LAB	lab(52.56, 10.26, -37.66)
CIE-LCH	lch(52.56, 39.03, 285.23°)
OKLab	oklab(59.47% -0.0015 -0.106)
OKLCH	oklch(59.47% 0.106 269.2)
XYZ	xyz(21.7411, 20.6490, 51.5453)
Luminance	0.2065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BBE #BEA865

analogous

#65A7BE #657BBE #7C65BE

triadic

#657BBE #BE657B #7BBE65

tetradic

#657BBE #BE65A7 #BEA865 #65BE7C

square

#657BBE #BE65A7 #BEA865 #65BE7C

split-complementary

#657BBE #BE7C65 #A7BE65

monochromatic

#324377 #445BA2 #657BBE #90A0D0 #BBC5E2

Accessibility & contrast

On white

4.09

#657BBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#657BBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BBE

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BBE	#FFFFFF	#000000	##000000
##657BBE	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6282C1

Deuteranopia (green-blind)

#597ABC

Tritanopia (blue-blind)

#438994

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #657bbe;
/* rgb */ color: rgb(101, 123, 190);
/* oklch */ color: oklch(59.5% 0.106 269.2);

Tailwind

colors: {
  custom: {
    50: '#95a0d2',
    500: '#657bbe',
    950: '#000000',
  },
}

SCSS

$custom: #657bbe;
$custom-light: #95a0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#657bbe",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 190
  },
  "hsl": {
    "h": 225.169,
    "s": 40.639,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59465,
    "c": 0.106,
    "h": 269.2
  },
  "luminance": 0.2065
}

Semantic roles & 50–950 ramp

primary

#657BBE

secondary

#D1C9AD

accent

#B357D0

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #657BBE

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

Preview Lab → · Contrast checker → · Palette generator →