#021C39#021C39

#021C39 is a very dark, moderate cyan. Relative luminance 0.011; OKLCH L 22.6% C 0.065 H 253.0°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#021C39
RGB	rgb(2, 28, 57)
HSL	hsl(212, 93%, 12%)
HSV	hsv(212, 96%, 22%)
CMYK	cmyk(96.5%, 50.9%, 0%, 77.6%)
CIE-LAB	lab(10.10, 3.24, -21.64)
CIE-LCH	lch(10.10, 21.89, 278.51°)
OKLab	oklab(22.57% -0.019 -0.0621)
OKLCH	oklch(22.57% 0.065 253)
XYZ	xyz(1.1785, 1.1387, 4.0278)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#021C39 #391F02

analogous

#023839 #021C39 #030239

triadic

#021C39 #39021C #1C3902

tetradic

#021C39 #390238 #391F02 #023903

square

#021C39 #390238 #391F02 #023903

split-complementary

#021C39 #390302 #383902

monochromatic

#010F1E #010F1E #021C39 #043974 #0656AF

Accessibility & contrast

On white

17.10

#021C39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#021C39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #021C39

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##021C39	#FFFFFF	#000000	##FFFFFF
##021C39	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D1E3A

Deuteranopia (green-blind)

#031938

Tritanopia (blue-blind)

#002327

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #021c39;
/* rgb */ color: rgb(2, 28, 57);
/* oklch */ color: oklch(22.6% 0.065 253.0);

Tailwind

colors: {
  custom: {
    50: '#4d576f',
    500: '#021c39',
    950: '#000000',
  },
}

SCSS

$custom: #021c39;
$custom-light: #4d576f;
$custom-dark: #000000;

JSON

{
  "hex": "#021c39",
  "rgb": {
    "r": 2,
    "g": 28,
    "b": 57
  },
  "hsl": {
    "h": 211.636,
    "s": 93.22,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22566,
    "c": 0.06495,
    "h": 253
  },
  "luminance": 0.01139
}

Semantic roles & 50–950 ramp

primary

#021C39

secondary

#7D4E1A

accent

#9A29FF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #021C39

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

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