#0A372C#0A372C

#0A372C is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.3% C 0.052 H 172.7°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#0A372C
RGB	rgb(10, 55, 44)
HSL	hsl(165, 69%, 13%)
HSV	hsv(165, 82%, 22%)
CMYK	cmyk(81.8%, 0%, 20%, 78.4%)
CIE-LAB	lab(19.96, -18.21, 2.58)
CIE-LCH	lch(19.96, 18.39, 171.94°)
OKLab	oklab(30.35% -0.0513 0.0065)
OKLCH	oklch(30.35% 0.052 172.7)
XYZ	xyz(1.9458, 2.9785, 2.8548)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A372C #370A15

analogous

#0A3715 #0A372C #0A2B37

triadic

#0A372C #2C0A37 #372C0A

tetradic

#0A372C #150A37 #370A15 #2B370A

square

#0A372C #150A37 #370A15 #2B370A

split-complementary

#0A372C #370A2B #37150A

monochromatic

#051A15 #051A15 #0A372C #136B55 #1D9F7F

Accessibility & contrast

On white

13.16

#0A372C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0A372C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A372C

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A372C	#FFFFFF	#000000	##FFFFFF
##0A372C	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35332B

Deuteranopia (green-blind)

#2F2E2D

Tritanopia (blue-blind)

#003834

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a372c;
/* rgb */ color: rgb(10, 55, 44);
/* oklch */ color: oklch(30.3% 0.052 172.7);

Tailwind

colors: {
  custom: {
    50: '#516e65',
    500: '#0a372c',
    950: '#000000',
  },
}

SCSS

$custom: #0a372c;
$custom-light: #516e65;
$custom-dark: #000000;

JSON

{
  "hex": "#0a372c",
  "rgb": {
    "r": 10,
    "g": 55,
    "b": 44
  },
  "hsl": {
    "h": 165.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.30347,
    "c": 0.05175,
    "h": 172.7
  },
  "luminance": 0.02979
}

Semantic roles & 50–950 ramp

primary

#0A372C

secondary

#74283B

accent

#3C67EC

background

#F4F6F6

surface

#E7ECEB

border

#C3C7C6

text

#020705

muted

#787A7A

Preview Lab

Preview with #0A372C

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

Preview Lab → · Contrast checker → · Palette generator →