#212B59#212B59

#212B59 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.083 H 271.5°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#212B59
RGB	rgb(33, 43, 89)
HSL	hsl(229, 46%, 24%)
HSV	hsv(229, 63%, 35%)
CMYK	cmyk(62.9%, 51.7%, 0%, 65.1%)
CIE-LAB	lab(19.11, 11.69, -29.13)
CIE-LCH	lch(19.11, 31.39, 291.86°)
OKLab	oklab(30.7% 0.0022 -0.0832)
OKLCH	oklch(30.7% 0.083 271.5)
XYZ	xyz(3.2937, 2.7721, 9.8108)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B59 #594F21

analogous

#214759 #212B59 #332159

triadic

#212B59 #59212B #2B5921

tetradic

#212B59 #592147 #594F21 #215933

square

#212B59 #592147 #594F21 #215933

split-complementary

#212B59 #593321 #475921

monochromatic

#080B16 #10152C #212B59 #324186 #4256B2

Accessibility & contrast

On white

13.51

#212B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#212B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B59

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B59	#FFFFFF	#000000	##FFFFFF
##212B59	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15315B

Deuteranopia (green-blind)

#0C2C58

Tritanopia (blue-blind)

#00353D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #212b59;
/* rgb */ color: rgb(33, 43, 89);
/* oklch */ color: oklch(30.7% 0.083 271.5);

Tailwind

colors: {
  custom: {
    50: '#626488',
    500: '#212b59',
    950: '#000000',
  },
}

SCSS

$custom: #212b59;
$custom-light: #626488;
$custom-dark: #000000;

JSON

{
  "hex": "#212b59",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 89
  },
  "hsl": {
    "h": 229.286,
    "s": 45.902,
    "l": 23.922
  },
  "oklch": {
    "l": 0.307,
    "c": 0.08322,
    "h": 271.5
  },
  "luminance": 0.02772
}

Semantic roles & 50–950 ramp

primary

#212B59

secondary

#8D8149

accent

#BE52D6

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#05050B

muted

#7A797C

Preview Lab

Preview with #212B59

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

Preview Lab → · Contrast checker → · Palette generator →