#021B39#021B39

#021B39 is a very dark, moderate cyan. Relative luminance 0.011; OKLCH L 22.3% C 0.066 H 254.2°. Best body text is #FFFFFF at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#021B39
RGB	rgb(2, 27, 57)
HSL	hsl(213, 93%, 12%)
HSV	hsv(213, 96%, 22%)
CMYK	cmyk(96.5%, 52.6%, 0%, 77.6%)
CIE-LAB	lab(9.74, 4.03, -22.23)
CIE-LCH	lch(9.74, 22.59, 280.28°)
OKLab	oklab(22.29% -0.018 -0.0639)
OKLCH	oklch(22.29% 0.066 254.2)
XYZ	xyz(1.1552, 1.0920, 4.0200)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#021B39 #392002

analogous

#023739 #021B39 #040239

triadic

#021B39 #39021B #1B3902

tetradic

#021B39 #390237 #392002 #023904

square

#021B39 #390237 #392002 #023904

split-complementary

#021B39 #390402 #373902

monochromatic

#010E1E #010E1E #021B39 #043774 #0653AF

Accessibility & contrast

On white

17.24

#021B39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#021B39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #021B39

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##021B39	#FFFFFF	#000000	##FFFFFF
##021B39	1.00	17.24	1.22	17.24
#FFFFFF	17.24	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B1E3A

Deuteranopia (green-blind)

#011938

Tritanopia (blue-blind)

#002227

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #021b39;
/* rgb */ color: rgb(2, 27, 57);
/* oklch */ color: oklch(22.3% 0.066 254.2);

Tailwind

colors: {
  custom: {
    50: '#4d566f',
    500: '#021b39',
    950: '#000000',
  },
}

SCSS

$custom: #021b39;
$custom-light: #4d566f;
$custom-dark: #000000;

JSON

{
  "hex": "#021b39",
  "rgb": {
    "r": 2,
    "g": 27,
    "b": 57
  },
  "hsl": {
    "h": 212.727,
    "s": 93.22,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22286,
    "c": 0.06636,
    "h": 254.2
  },
  "luminance": 0.01092
}

Semantic roles & 50–950 ramp

primary

#021B39

secondary

#7D501A

accent

#9E29FF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #021B39

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

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