#021A3B#021A3B

#021A3B is a very dark, moderate cyan. Relative luminance 0.011; OKLCH L 22.2% C 0.071 H 256.4°. Best body text is #FFFFFF at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#021A3B
RGB	rgb(2, 26, 59)
HSL	hsl(215, 93%, 12%)
HSV	hsv(215, 97%, 23%)
CMYK	cmyk(96.6%, 55.9%, 0%, 76.9%)
CIE-LAB	lab(9.54, 5.81, -23.97)
CIE-LCH	lch(9.54, 24.66, 283.62°)
OKLab	oklab(22.19% -0.0167 -0.069)
OKLCH	oklch(22.19% 0.071 256.4)
XYZ	xyz(1.1836, 1.0673, 4.2805)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#021A3B #3B2302

analogous

#02373B #021A3B #07023B

triadic

#021A3B #3B021A #1A3B02

tetradic

#021A3B #3B0237 #3B2302 #023B07

square

#021A3B #3B0237 #3B2302 #023B07

split-complementary

#021A3B #3B0702 #373B02

monochromatic

#010D1E #010D1E #021A3B #043476 #064EB1

Accessibility & contrast

On white

17.31

#021A3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#021A3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #021A3B

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##021A3B	#FFFFFF	#000000	##FFFFFF
##021A3B	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)

#071D3C

Deuteranopia (green-blind)

#00183A

Tritanopia (blue-blind)

#002227

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #021a3b;
/* rgb */ color: rgb(2, 26, 59);
/* oklch */ color: oklch(22.2% 0.071 256.4);

Tailwind

colors: {
  custom: {
    50: '#4e5571',
    500: '#021a3b',
    950: '#000000',
  },
}

SCSS

$custom: #021a3b;
$custom-light: #4e5571;
$custom-dark: #000000;

JSON

{
  "hex": "#021a3b",
  "rgb": {
    "r": 2,
    "g": 26,
    "b": 59
  },
  "hsl": {
    "h": 214.737,
    "s": 93.443,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22186,
    "c": 0.07102,
    "h": 256.4
  },
  "luminance": 0.01067
}

Semantic roles & 50–950 ramp

primary

#021A3B

secondary

#7E541A

accent

#A529FF

background

#F4F4F6

surface

#E7E8EC

border

#C3C4C7

text

#020307

muted

#78787A

Preview Lab

Preview with #021A3B

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

Preview Lab → · Contrast checker → · Palette generator →