#021D2B#021D2B

#021D2B is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 21.8% C 0.043 H 234.6°. Best body text is #FFFFFF at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#021D2B
RGB	rgb(2, 29, 43)
HSL	hsl(200, 91%, 9%)
HSV	hsv(200, 95%, 17%)
CMYK	cmyk(95.3%, 32.6%, 0%, 83.1%)
CIE-LAB	lab(9.53, -4.25, -12.40)
CIE-LCH	lch(9.53, 13.10, 251.09°)
OKLab	oklab(21.81% -0.0249 -0.035)
OKLCH	oklch(21.81% 0.043 234.6)
XYZ	xyz(0.9003, 1.0659, 2.4433)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#021D2B #2B1002

analogous

#022B25 #021D2B #02092B

triadic

#021D2B #2B021D #1D2B02

tetradic

#021D2B #25022B #2B1002 #092B02

square

#021D2B #25022B #2B1002 #092B02

split-complementary

#021D2B #2B0209 #2B2502

monochromatic

#01141D #01141D #021D2B #054465 #076CA0

Accessibility & contrast

On white

17.31

#021D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#021D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #021D2B

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##021D2B	#FFFFFF	#000000	##FFFFFF
##021D2B	1.00	17.31	1.21	17.31
#FFFFFF	17.31	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161D2C

Deuteranopia (green-blind)

#10192B

Tritanopia (blue-blind)

#002122

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #021d2b;
/* rgb */ color: rgb(2, 29, 43);
/* oklch */ color: oklch(21.8% 0.043 234.6);

Tailwind

colors: {
  custom: {
    50: '#495864',
    500: '#021d2b',
    950: '#000000',
  },
}

SCSS

$custom: #021d2b;
$custom-light: #495864;
$custom-dark: #000000;

JSON

{
  "hex": "#021d2b",
  "rgb": {
    "r": 2,
    "g": 29,
    "b": 43
  },
  "hsl": {
    "h": 200.488,
    "s": 91.111,
    "l": 8.824
  },
  "oklch": {
    "l": 0.21811,
    "c": 0.04298,
    "h": 234.6
  },
  "luminance": 0.01066
}

Semantic roles & 50–950 ramp

primary

#021D2B

secondary

#703719

accent

#7229FF

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010305

muted

#777879

Preview Lab

Preview with #021D2B

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

Preview Lab → · Contrast checker → · Palette generator →