#212B8E#212B8E

#212B8E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.5% C 0.161 H 270.8°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#212B8E
RGB	rgb(33, 43, 142)
HSL	hsl(234, 62%, 34%)
HSV	hsv(234, 77%, 56%)
CMYK	cmyk(76.8%, 69.7%, 0%, 44.3%)
CIE-LAB	lab(23.68, 32.07, -55.70)
CIE-LCH	lch(23.68, 64.27, 299.93°)
OKLab	oklab(35.52% 0.0021 -0.1612)
OKLCH	oklch(35.52% 0.161 270.8)
XYZ	xyz(6.3719, 4.0034, 26.0229)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B8E #8E8421

analogous

#21628E #212B8E #4D218E

triadic

#212B8E #8E212B #2B8E21

tetradic

#212B8E #8E2162 #8E8421 #218E4D

square

#212B8E #8E2162 #8E8421 #218E4D

split-complementary

#212B8E #8E4D21 #628E21

monochromatic

#0A0D2B #151C5C #212B8E #2D3AC0 #525FD7

Accessibility & contrast

On white

11.66

#212B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#212B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B8E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B8E	#FFFFFF	#000000	##FFFFFF
##212B8E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00338C

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #212b8e;
/* rgb */ color: rgb(33, 43, 142);
/* oklch */ color: oklch(35.5% 0.161 270.8);

Tailwind

colors: {
  custom: {
    50: '#6f64b0',
    500: '#212b8e',
    950: '#000000',
  },
}

SCSS

$custom: #212b8e;
$custom-light: #6f64b0;
$custom-dark: #000000;

JSON

{
  "hex": "#212b8e",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 142
  },
  "hsl": {
    "h": 234.495,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35516,
    "c": 0.16117,
    "h": 270.8
  },
  "luminance": 0.04004
}

Semantic roles & 50–950 ramp

primary

#212B8E

secondary

#BAB150

accent

#D642E5

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080511

muted

#7B7A80

Preview Lab

Preview with #212B8E

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

Preview Lab → · Contrast checker → · Palette generator →