#212D8E#212D8E

#212D8E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.159 H 270.3°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#212D8E
RGB	rgb(33, 45, 142)
HSL	hsl(233, 62%, 34%)
HSV	hsv(233, 77%, 56%)
CMYK	cmyk(76.8%, 68.3%, 0%, 44.3%)
CIE-LAB	lab(24.17, 30.76, -54.90)
CIE-LCH	lch(24.17, 62.93, 299.26°)
OKLab	oklab(35.87% 0.0009 -0.1588)
OKLCH	oklch(35.87% 0.159 270.3)
XYZ	xyz(6.4464, 4.1524, 26.0477)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D8E #8E8221

analogous

#21648E #212D8E #4B218E

triadic

#212D8E #8E212D #2D8E21

tetradic

#212D8E #8E2164 #8E8221 #218E4B

square

#212D8E #8E2164 #8E8221 #218E4B

split-complementary

#212D8E #8E4B21 #648E21

monochromatic

#0A0E2B #151D5C #212D8E #2D3DC0 #5261D7

Accessibility & contrast

On white

11.47

#212D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#212D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D8E

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D8E	#FFFFFF	#000000	##FFFFFF
##212D8E	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F91

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #212d8e;
/* rgb */ color: rgb(33, 45, 142);
/* oklch */ color: oklch(35.9% 0.159 270.3);

Tailwind

colors: {
  custom: {
    50: '#6f66b0',
    500: '#212d8e',
    950: '#000000',
  },
}

SCSS

$custom: #212d8e;
$custom-light: #6f66b0;
$custom-dark: #000000;

JSON

{
  "hex": "#212d8e",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 142
  },
  "hsl": {
    "h": 233.394,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35869,
    "c": 0.15882,
    "h": 270.3
  },
  "luminance": 0.04153
}

Semantic roles & 50–950 ramp

primary

#212D8E

secondary

#BAAF50

accent

#D342E5

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #212D8E

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

Preview Lab → · Contrast checker → · Palette generator →