#031A21#031A21

#031A21 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.3% C 0.033 H 220.4°. Best body text is #FFFFFF at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#031A21
RGB	rgb(3, 26, 33)
HSL	hsl(194, 83%, 7%)
HSV	hsv(194, 91%, 13%)
CMYK	cmyk(90.9%, 21.2%, 0%, 87.1%)
CIE-LAB	lab(7.84, -5.88, -7.58)
CIE-LCH	lch(7.84, 9.59, 232.18°)
OKLab	oklab(20.29% -0.0249 -0.0212)
OKLCH	oklch(20.29% 0.033 220.4)
XYZ	xyz(0.6813, 0.8679, 1.5702)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031A21 #210A03

analogous

#032119 #031A21 #030B21

triadic

#031A21 #21031A #1A2103

tetradic

#031A21 #190321 #210A03 #0B2103

square

#031A21 #190321 #210A03 #0B2103

split-complementary

#031A21 #21030B #211903

monochromatic

#03161C #03161C #031A21 #084659 #0D7291

Accessibility & contrast

On white

17.89

#031A21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#031A21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031A21

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031A21	#FFFFFF	#000000	##FFFFFF
##031A21	1.00	17.89	1.17	17.89
#FFFFFF	17.89	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161921

Deuteranopia (green-blind)

#111621

Tritanopia (blue-blind)

#001C1C

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #031a21;
/* rgb */ color: rgb(3, 26, 33);
/* oklch */ color: oklch(20.3% 0.033 220.4);

Tailwind

colors: {
  custom: {
    50: '#47565c',
    500: '#031a21',
    950: '#000000',
  },
}

SCSS

$custom: #031a21;
$custom-light: #47565c;
$custom-dark: #000000;

JSON

{
  "hex": "#031a21",
  "rgb": {
    "r": 3,
    "g": 26,
    "b": 33
  },
  "hsl": {
    "h": 194,
    "s": 83.333,
    "l": 7.059
  },
  "oklch": {
    "l": 0.20293,
    "c": 0.03267,
    "h": 220.4
  },
  "luminance": 0.00868
}

Semantic roles & 50–950 ramp

primary

#031A21

secondary

#652C1B

accent

#5E2EFA

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000304

muted

#777879

Preview Lab

Preview with #031A21

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

Preview Lab → · Contrast checker → · Palette generator →