#12271B#12271B

#12271B is a dark, muted green. Relative luminance 0.017; OKLCH L 25.1% C 0.036 H 157.5°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#12271B
RGB	rgb(18, 39, 27)
HSL	hsl(146, 37%, 11%)
HSV	hsv(146, 54%, 15%)
CMYK	cmyk(53.8%, 0%, 30.8%, 84.7%)
CIE-LAB	lab(13.58, -11.98, 5.35)
CIE-LCH	lch(13.58, 13.12, 155.92°)
OKLab	oklab(25.08% -0.033 0.0137)
OKLCH	oklch(25.08% 0.036 157.5)
XYZ	xyz(1.1727, 1.6587, 1.2951)
Luminance	0.0166 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12271B #27121E

analogous

#132712 #12271B #122725

triadic

#12271B #1B1227 #271B12

tetradic

#12271B #121327 #27121E #272512

square

#12271B #121327 #27121E #272512

split-complementary

#12271B #251227 #271213

monochromatic

#0A150E #0A150E #12271B #255138 #397B55

Accessibility & contrast

On white

15.77

#12271B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#12271B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12271B

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12271B	#FFFFFF	#000000	##FFFFFF
##12271B	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27241A

Deuteranopia (green-blind)

#23221C

Tritanopia (blue-blind)

#0D2724

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #12271b;
/* rgb */ color: rgb(18, 39, 27);
/* oklch */ color: oklch(25.1% 0.036 157.5);

Tailwind

colors: {
  custom: {
    50: '#516157',
    500: '#12271b',
    950: '#000000',
  },
}

SCSS

$custom: #12271b;
$custom-light: #516157;
$custom-dark: #000000;

JSON

{
  "hex": "#12271b",
  "rgb": {
    "r": 18,
    "g": 39,
    "b": 27
  },
  "hsl": {
    "h": 145.714,
    "s": 36.842,
    "l": 11.176
  },
  "oklch": {
    "l": 0.25078,
    "c": 0.0357,
    "h": 157.5
  },
  "luminance": 0.01659
}

Semantic roles & 50–950 ramp

primary

#12271B

secondary

#5E374D

accent

#5B9CCD

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#020503

muted

#787978

Preview Lab

Preview with #12271B

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

Preview Lab → · Contrast checker → · Palette generator →