#212858#212858

#212858 is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.9% C 0.086 H 273.8°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#212858
RGB	rgb(33, 40, 88)
HSL	hsl(232, 45%, 24%)
HSV	hsv(232, 63%, 35%)
CMYK	cmyk(62.5%, 54.5%, 0%, 65.5%)
CIE-LAB	lab(18.12, 13.47, -30.05)
CIE-LCH	lch(18.12, 32.93, 294.15°)
OKLab	oklab(29.93% 0.0057 -0.0859)
OKLCH	oklch(29.93% 0.086 273.8)
XYZ	xyz(3.1469, 2.5453, 9.5561)
Luminance	0.0255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212858 #585121

analogous

#214358 #212858 #352158

triadic

#212858 #582128 #285821

tetradic

#212858 #582143 #585121 #215835

square

#212858 #582143 #585121 #215835

split-complementary

#212858 #583521 #435821

monochromatic

#080A16 #10142B #212858 #323C85 #4250B1

Accessibility & contrast

On white

13.92

#212858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#212858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212858

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212858	#FFFFFF	#000000	##FFFFFF
##212858	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2F5A

Deuteranopia (green-blind)

#052A57

Tritanopia (blue-blind)

#00333B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #212858;
/* rgb */ color: rgb(33, 40, 88);
/* oklch */ color: oklch(29.9% 0.086 273.8);

Tailwind

colors: {
  custom: {
    50: '#626187',
    500: '#212858',
    950: '#000000',
  },
}

SCSS

$custom: #212858;
$custom-light: #626187;
$custom-dark: #000000;

JSON

{
  "hex": "#212858",
  "rgb": {
    "r": 33,
    "g": 40,
    "b": 88
  },
  "hsl": {
    "h": 232.364,
    "s": 45.455,
    "l": 23.725
  },
  "oklch": {
    "l": 0.2993,
    "c": 0.08611,
    "h": 273.8
  },
  "luminance": 0.02545
}

Semantic roles & 50–950 ramp

primary

#212858

secondary

#8C8449

accent

#C553D5

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#05050B

muted

#7A797C

Preview Lab

Preview with #212858

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

Preview Lab → · Contrast checker → · Palette generator →