#212331#212331

#212331 is a dark, muted blue. Relative luminance 0.017; OKLCH L 26.1% C 0.026 H 278.1°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#212331
RGB	rgb(33, 35, 49)
HSL	hsl(233, 20%, 16%)
HSV	hsv(233, 33%, 19%)
CMYK	cmyk(32.7%, 28.6%, 0%, 80.8%)
CIE-LAB	lab(14.10, 3.10, -9.49)
CIE-LCH	lch(14.10, 9.98, 288.09°)
OKLab	oklab(26.06% 0.0037 -0.0261)
OKLCH	oklch(26.06% 0.026 278.1)
XYZ	xyz(1.7825, 1.7471, 3.1484)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212331 #312F21

analogous

#212B31 #212331 #272131

triadic

#212331 #312123 #233121

tetradic

#212331 #31212B #312F21 #213127

square

#212331 #31212B #312F21 #213127

split-complementary

#212331 #312721 #2B3121

monochromatic

#0C0D12 #0C0D12 #212331 #3A3D56 #52577A

Accessibility & contrast

On white

15.56

#212331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#212331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212331

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212331	#FFFFFF	#000000	##FFFFFF
##212331	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F2432

Deuteranopia (green-blind)

#1E2331

Tritanopia (blue-blind)

#1D2628

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #212331;
/* rgb */ color: rgb(33, 35, 49);
/* oklch */ color: oklch(26.1% 0.026 278.1);

Tailwind

colors: {
  custom: {
    50: '#5c5d69',
    500: '#212331',
    950: '#000000',
  },
}

SCSS

$custom: #212331;
$custom-light: #5c5d69;
$custom-dark: #000000;

JSON

{
  "hex": "#212331",
  "rgb": {
    "r": 33,
    "g": 35,
    "b": 49
  },
  "hsl": {
    "h": 232.5,
    "s": 19.512,
    "l": 16.078
  },
  "oklch": {
    "l": 0.26061,
    "c": 0.02641,
    "h": 278.1
  },
  "luminance": 0.01747
}

Semantic roles & 50–950 ramp

primary

#212331

secondary

#63604B

accent

#B26CBC

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#040406

muted

#79797A

Preview Lab

Preview with #212331

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

Preview Lab → · Contrast checker → · Palette generator →