#0A4238#0A4238

#0A4238 is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.2% C 0.058 H 177.5°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#0A4238
RGB	rgb(10, 66, 56)
HSL	hsl(169, 74%, 15%)
HSV	hsv(169, 85%, 26%)
CMYK	cmyk(84.8%, 0%, 15.2%, 74.1%)
CIE-LAB	lab(24.47, -20.26, 1.07)
CIE-LCH	lch(24.47, 20.28, 176.97°)
OKLab	oklab(34.16% -0.058 0.0025)
OKLCH	oklch(34.16% 0.058 177.5)
XYZ	xyz(2.7868, 4.2461, 4.4133)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A4238 #420A14

analogous

#0A421C #0A4238 #0A3042

triadic

#0A4238 #380A42 #42380A

tetradic

#0A4238 #1C0A42 #420A14 #30420A

square

#0A4238 #1C0A42 #420A14 #30420A

split-complementary

#0A4238 #420A30 #421C0A

monochromatic

#041B17 #041B17 #0A4238 #127765 #1AAC92

Accessibility & contrast

On white

11.36

#0A4238 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0A4238 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A4238

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A4238	#FFFFFF	#000000	##FFFFFF
##0A4238	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3D38

Deuteranopia (green-blind)

#383839

Tritanopia (blue-blind)

#00433F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0a4238;
/* rgb */ color: rgb(10, 66, 56);
/* oklch */ color: oklch(34.2% 0.058 177.5);

Tailwind

colors: {
  custom: {
    50: '#54776e',
    500: '#0a4238',
    950: '#000000',
  },
}

SCSS

$custom: #0a4238;
$custom-light: #54776e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a4238",
  "rgb": {
    "r": 10,
    "g": 66,
    "b": 56
  },
  "hsl": {
    "h": 169.286,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.34158,
    "c": 0.05804,
    "h": 177.5
  },
  "luminance": 0.04246
}

Semantic roles & 50–950 ramp

primary

#0A4238

secondary

#7F2938

accent

#3758F0

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030807

muted

#787B7A

Preview Lab

Preview with #0A4238

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

Preview Lab → · Contrast checker → · Palette generator →