#212B8D#212B8D

#212B8D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.4% C 0.160 H 270.8°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#212B8D
RGB	rgb(33, 43, 141)
HSL	hsl(234, 62%, 34%)
HSV	hsv(234, 77%, 55%)
CMYK	cmyk(76.6%, 69.5%, 0%, 44.7%)
CIE-LAB	lab(23.58, 31.70, -55.24)
CIE-LCH	lch(23.58, 63.69, 299.85°)
OKLab	oklab(35.41% 0.0022 -0.1598)
OKLCH	oklch(35.41% 0.16 270.8)
XYZ	xyz(6.2972, 3.9735, 25.6292)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B8D #8D8321

analogous

#21618D #212B8D #4D218D

triadic

#212B8D #8D212B #2B8D21

tetradic

#212B8D #8D2161 #8D8321 #218D4D

square

#212B8D #8D2161 #8D8321 #218D4D

split-complementary

#212B8D #8D4D21 #618D21

monochromatic

#0A0D2A #151C5B #212B8D #2D3ABF #525ED6

Accessibility & contrast

On white

11.70

#212B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#212B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B8D

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B8D	#FFFFFF	#000000	##FFFFFF
##212B8D	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00338B

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #212b8d;
/* rgb */ color: rgb(33, 43, 141);
/* oklch */ color: oklch(35.4% 0.160 270.8);

Tailwind

colors: {
  custom: {
    50: '#6f64af',
    500: '#212b8d',
    950: '#000000',
  },
}

SCSS

$custom: #212b8d;
$custom-light: #6f64af;
$custom-dark: #000000;

JSON

{
  "hex": "#212b8d",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 141
  },
  "hsl": {
    "h": 234.444,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35414,
    "c": 0.15984,
    "h": 270.8
  },
  "luminance": 0.03974
}

Semantic roles & 50–950 ramp

primary

#212B8D

secondary

#BAB050

accent

#D643E5

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #212B8D

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

Preview Lab → · Contrast checker → · Palette generator →