#21242E#21242E

#21242E is a dark, near-neutral blue. Relative luminance 0.018; OKLCH L 26.2% C 0.019 H 271.9°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#21242E
RGB	rgb(33, 36, 46)
HSL	hsl(226, 16%, 15%)
HSV	hsv(226, 28%, 18%)
CMYK	cmyk(28.3%, 21.7%, 0%, 82%)
CIE-LAB	lab(14.30, 1.45, -7.04)
CIE-LCH	lch(14.30, 7.19, 281.64°)
OKLab	oklab(26.17% 0.0007 -0.0193)
OKLCH	oklch(26.17% 0.019 271.9)
XYZ	xyz(1.7511, 1.7823, 2.8360)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21242E #2E2B21

analogous

#212A2E #21242E #24212E

triadic

#21242E #2E2124 #242E21

tetradic

#21242E #2E212A #2E2B21 #212E24

square

#21242E #2E212A #2E2B21 #212E24

split-complementary

#21242E #2E2421 #2A2E21

monochromatic

#0D0E12 #0D0E12 #21242E #3B4052 #545C75

Accessibility & contrast

On white

15.48

#21242E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#21242E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21242E

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21242E	#FFFFFF	#000000	##FFFFFF
##21242E	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21252E

Deuteranopia (green-blind)

#20242E

Tritanopia (blue-blind)

#1E2627

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #21242e;
/* rgb */ color: rgb(33, 36, 46);
/* oklch */ color: oklch(26.2% 0.019 271.9);

Tailwind

colors: {
  custom: {
    50: '#5c5e66',
    500: '#21242e',
    950: '#000000',
  },
}

SCSS

$custom: #21242e;
$custom-light: #5c5e66;
$custom-dark: #000000;

JSON

{
  "hex": "#21242e",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 46
  },
  "hsl": {
    "h": 226.154,
    "s": 16.456,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26171,
    "c": 0.01927,
    "h": 271.9
  },
  "luminance": 0.01782
}

Semantic roles & 50–950 ramp

primary

#21242E

secondary

#5F5B4C

accent

#A86FB9

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#040406

muted

#79797A

Preview Lab

Preview with #21242E

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

Preview Lab → · Contrast checker → · Palette generator →