#212D6D#212D6D

#212D6D is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.8% C 0.112 H 270.9°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#212D6D
RGB	rgb(33, 45, 109)
HSL	hsl(231, 54%, 28%)
HSV	hsv(231, 70%, 43%)
CMYK	cmyk(69.7%, 58.7%, 0%, 57.3%)
CIE-LAB	lab(21.22, 18.07, -38.83)
CIE-LCH	lch(21.22, 42.83, 294.95°)
OKLab	oklab(32.78% 0.0018 -0.1117)
OKLCH	oklch(32.78% 0.112 270.9)
XYZ	xyz(4.3250, 3.3038, 14.8748)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D6D #6D6121

analogous

#21536D #212D6D #3B216D

triadic

#212D6D #6D212D #2D6D21

tetradic

#212D6D #6D2153 #6D6121 #216D3B

square

#212D6D #6D2153 #6D6121 #216D3B

split-complementary

#212D6D #6D3B21 #536D21

monochromatic

#070A17 #131A3E #212D6D #2F409C #4257C6

Accessibility & contrast

On white

12.64

#212D6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#212D6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D6D

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D6D	#FFFFFF	#000000	##FFFFFF
##212D6D	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00376F

Deuteranopia (green-blind)

#00306C

Tritanopia (blue-blind)

#003C48

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #212d6d;
/* rgb */ color: rgb(33, 45, 109);
/* oklch */ color: oklch(32.8% 0.112 270.9);

Tailwind

colors: {
  custom: {
    50: '#666597',
    500: '#212d6d',
    950: '#000000',
  },
}

SCSS

$custom: #212d6d;
$custom-light: #666597;
$custom-dark: #000000;

JSON

{
  "hex": "#212d6d",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 109
  },
  "hsl": {
    "h": 230.526,
    "s": 53.521,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3278,
    "c": 0.1117,
    "h": 270.9
  },
  "luminance": 0.03304
}

Semantic roles & 50–950 ramp

primary

#212D6D

secondary

#A19349

accent

#C64BDD

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #212D6D

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

Preview Lab → · Contrast checker → · Palette generator →