#212D7B#212D7B

#212D7B is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.0% C 0.132 H 270.8°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#212D7B
RGB	rgb(33, 45, 123)
HSL	hsl(232, 58%, 31%)
HSV	hsv(232, 73%, 48%)
CMYK	cmyk(73.2%, 63.4%, 0%, 51.8%)
CIE-LAB	lab(22.41, 23.52, -45.86)
CIE-LCH	lch(22.41, 51.55, 297.15°)
OKLab	oklab(34.03% 0.002 -0.1324)
OKLCH	oklch(34.03% 0.132 270.8)
XYZ	xyz(5.1395, 3.6297, 19.1648)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D7B #7B6F21

analogous

#215A7B #212D7B #42217B

triadic

#212D7B #7B212D #2D7B21

tetradic

#212D7B #7B215A #7B6F21 #217B42

square

#212D7B #7B215A #7B6F21 #217B42

split-complementary

#212D7B #7B4221 #5A7B21

monochromatic

#070A1A #141B4B #212D7B #2E3FAB #485ACE

Accessibility & contrast

On white

12.17

#212D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#212D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D7B

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D7B	#FFFFFF	#000000	##FFFFFF
##212D7B	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7E

Deuteranopia (green-blind)

#003179

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #212d7b;
/* rgb */ color: rgb(33, 45, 123);
/* oklch */ color: oklch(34.0% 0.132 270.8);

Tailwind

colors: {
  custom: {
    50: '#6a65a2',
    500: '#212d7b',
    950: '#000000',
  },
}

SCSS

$custom: #212d7b;
$custom-light: #6a65a2;
$custom-dark: #000000;

JSON

{
  "hex": "#212d7b",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 123
  },
  "hsl": {
    "h": 232,
    "s": 57.692,
    "l": 30.588
  },
  "oklch": {
    "l": 0.34034,
    "c": 0.13237,
    "h": 270.8
  },
  "luminance": 0.0363
}

Semantic roles & 50–950 ramp

primary

#212D7B

secondary

#AEA14A

accent

#CC47E1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #212D7B

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

Preview Lab → · Contrast checker → · Palette generator →