#212957#212957

#212957 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.1% C 0.083 H 273.0°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#212957
RGB	rgb(33, 41, 87)
HSL	hsl(231, 45%, 24%)
HSV	hsv(231, 62%, 34%)
CMYK	cmyk(62.1%, 52.9%, 0%, 65.9%)
CIE-LAB	lab(18.35, 12.36, -29.01)
CIE-LCH	lch(18.35, 31.54, 293.08°)
OKLab	oklab(30.08% 0.0044 -0.0828)
OKLCH	oklch(30.08% 0.083 273)
XYZ	xyz(3.1399, 2.5971, 9.3508)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212957 #574F21

analogous

#214457 #212957 #342157

triadic

#212957 #572129 #295721

tetradic

#212957 #572144 #574F21 #215734

square

#212957 #572144 #574F21 #215734

split-complementary

#212957 #573421 #445721

monochromatic

#080A16 #10142B #212957 #323E83 #4353B0

Accessibility & contrast

On white

13.82

#212957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#212957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212957

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212957	#FFFFFF	#000000	##FFFFFF
##212957	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#122F59

Deuteranopia (green-blind)

#0A2B56

Tritanopia (blue-blind)

#01333B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #212957;
/* rgb */ color: rgb(33, 41, 87);
/* oklch */ color: oklch(30.1% 0.083 273.0);

Tailwind

colors: {
  custom: {
    50: '#626287',
    500: '#212957',
    950: '#000000',
  },
}

SCSS

$custom: #212957;
$custom-light: #626287;
$custom-dark: #000000;

JSON

{
  "hex": "#212957",
  "rgb": {
    "r": 33,
    "g": 41,
    "b": 87
  },
  "hsl": {
    "h": 231.111,
    "s": 45,
    "l": 23.529
  },
  "oklch": {
    "l": 0.30081,
    "c": 0.08296,
    "h": 273
  },
  "luminance": 0.02597
}

Semantic roles & 50–950 ramp

primary

#212957

secondary

#8B8149

accent

#C153D5

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#05050B

muted

#7A797C

Preview Lab

Preview with #212957

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

Preview Lab → · Contrast checker → · Palette generator →