#0A311F#0A311F

#0A311F is a dark, muted teal. Relative luminance 0.024; OKLCH L 28.0% C 0.055 H 159.3°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#0A311F
RGB	rgb(10, 49, 31)
HSL	hsl(152, 66%, 12%)
HSV	hsv(152, 80%, 19%)
CMYK	cmyk(79.6%, 0%, 36.7%, 80.8%)
CIE-LAB	lab(17.27, -18.82, 7.63)
CIE-LCH	lch(17.27, 20.31, 157.92°)
OKLab	oklab(28.03% -0.0513 0.0194)
OKLCH	oklch(28.03% 0.055 159.3)
XYZ	xyz(1.4707, 2.3599, 1.6741)
Luminance	0.0236 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 11.12

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A311F #310A1C

analogous

#0A310C #0A311F #0A3031

triadic

#0A311F #1F0A31 #311F0A

tetradic

#0A311F #0C0A31 #310A1C #30310A

square

#0A311F #0C0A31 #310A1C #30310A

split-complementary

#0A311F #310A30 #310C0A

monochromatic

#051910 #051910 #0A311F #14643F #1F975F

Accessibility & contrast

On white

14.27

#0A311F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0A311F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A311F

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A311F	#FFFFFF	#000000	##FFFFFF
##0A311F	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302D1E

Deuteranopia (green-blind)

#2B2920

Tritanopia (blue-blind)

#00312C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0a311f;
/* rgb */ color: rgb(10, 49, 31);
/* oklch */ color: oklch(28.0% 0.055 159.3);

Tailwind

colors: {
  custom: {
    50: '#4f695a',
    500: '#0a311f',
    950: '#000000',
  },
}

SCSS

$custom: #0a311f;
$custom-light: #4f695a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a311f",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 31
  },
  "hsl": {
    "h": 152.308,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.2803,
    "c": 0.05484,
    "h": 159.3
  },
  "luminance": 0.0236
}

Semantic roles & 50–950 ramp

primary

#0A311F

secondary

#6E2949

accent

#3F8DE9

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#020603

muted

#787A78

Preview Lab

Preview with #0A311F

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

Preview Lab → · Contrast checker → · Palette generator →