#0A281C#0A281C

#0A281C is a dark, muted teal. Relative luminance 0.017; OKLCH L 25.0% C 0.043 H 163.8°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#0A281C
RGB	rgb(10, 40, 28)
HSL	hsl(156, 60%, 10%)
HSV	hsv(156, 75%, 16%)
CMYK	cmyk(75%, 0%, 30%, 84.3%)
CIE-LAB	lab(13.63, -14.82, 4.65)
CIE-LCH	lch(13.63, 15.53, 162.59°)
OKLab	oklab(25.02% -0.0409 0.0119)
OKLCH	oklch(25.02% 0.043 163.8)
XYZ	xyz(1.0935, 1.6658, 1.3623)
Luminance	0.0167 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A281C #280A16

analogous

#0A280D #0A281C #0A2528

triadic

#0A281C #1C0A28 #281C0A

tetradic

#0A281C #0D0A28 #280A16 #25280A

square

#0A281C #0D0A28 #280A16 #25280A

split-complementary

#0A281C #280A25 #280D0A

monochromatic

#061811 #061811 #0A281C #16593E #228A61

Accessibility & contrast

On white

15.75

#0A281C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0A281C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A281C

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A281C	#FFFFFF	#000000	##FFFFFF
##0A281C	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251B

Deuteranopia (green-blind)

#23221D

Tritanopia (blue-blind)

#002825

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #0a281c;
/* rgb */ color: rgb(10, 40, 28);
/* oklch */ color: oklch(25.0% 0.043 163.8);

Tailwind

colors: {
  custom: {
    50: '#4d6258',
    500: '#0a281c',
    950: '#000000',
  },
}

SCSS

$custom: #0a281c;
$custom-light: #4d6258;
$custom-dark: #000000;

JSON

{
  "hex": "#0a281c",
  "rgb": {
    "r": 10,
    "g": 40,
    "b": 28
  },
  "hsl": {
    "h": 156,
    "s": 60,
    "l": 9.804
  },
  "oklch": {
    "l": 0.25016,
    "c": 0.04262,
    "h": 163.8
  },
  "luminance": 0.01666
}

Semantic roles & 50–950 ramp

primary

#0A281C

secondary

#652941

accent

#4584E3

background

#F4F5F5

surface

#E7EAE9

border

#C3C6C5

text

#010503

muted

#777978

Preview Lab

Preview with #0A281C

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

Preview Lab → · Contrast checker → · Palette generator →