#0A372B#0A372B

#0A372B is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.3% C 0.053 H 171.0°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#0A372B
RGB	rgb(10, 55, 43)
HSL	hsl(164, 69%, 13%)
HSV	hsv(164, 82%, 22%)
CMYK	cmyk(81.8%, 0%, 21.8%, 78.4%)
CIE-LAB	lab(19.93, -18.52, 3.22)
CIE-LCH	lch(19.93, 18.80, 170.15°)
OKLab	oklab(30.31% -0.0519 0.0082)
OKLCH	oklch(30.31% 0.053 171)
XYZ	xyz(1.9272, 2.9711, 2.7569)
Luminance	0.0297 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A372B #370A16

analogous

#0A3714 #0A372B #0A2C37

triadic

#0A372B #2B0A37 #372B0A

tetradic

#0A372B #140A37 #370A16 #2C370A

square

#0A372B #140A37 #370A16 #2C370A

split-complementary

#0A372B #370A2C #37140A

monochromatic

#051A14 #051A14 #0A372B #136B53 #1D9F7C

Accessibility & contrast

On white

13.17

#0A372B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0A372B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A372B

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A372B	#FFFFFF	#000000	##FFFFFF
##0A372B	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35332A

Deuteranopia (green-blind)

#2F2E2C

Tritanopia (blue-blind)

#003834

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a372b;
/* rgb */ color: rgb(10, 55, 43);
/* oklch */ color: oklch(30.3% 0.053 171.0);

Tailwind

colors: {
  custom: {
    50: '#516e64',
    500: '#0a372b',
    950: '#000000',
  },
}

SCSS

$custom: #0a372b;
$custom-light: #516e64;
$custom-dark: #000000;

JSON

{
  "hex": "#0a372b",
  "rgb": {
    "r": 10,
    "g": 55,
    "b": 43
  },
  "hsl": {
    "h": 164,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.30313,
    "c": 0.05256,
    "h": 171
  },
  "luminance": 0.02971
}

Semantic roles & 50–950 ramp

primary

#0A372B

secondary

#74283D

accent

#3C6BEC

background

#F4F6F5

surface

#E7ECEA

border

#C3C7C6

text

#020705

muted

#787A79

Preview Lab

Preview with #0A372B

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

Preview Lab → · Contrast checker → · Palette generator →