#05231B#05231B

#05231B is a very dark, muted teal. Relative luminance 0.013; OKLCH L 23.1% C 0.039 H 172.0°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#05231B
RGB	rgb(5, 35, 27)
HSL	hsl(164, 75%, 8%)
HSV	hsv(164, 86%, 14%)
CMYK	cmyk(85.7%, 0%, 22.9%, 86.3%)
CIE-LAB	lab(11.37, -13.73, 2.13)
CIE-LCH	lch(11.37, 13.89, 171.17°)
OKLab	oklab(23.1% -0.0386 0.0054)
OKLCH	oklch(23.1% 0.039 172)
XYZ	xyz(0.8613, 1.3134, 1.2448)
Luminance	0.0131 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05231B #23050D

analogous

#05230C #05231B #051C23

triadic

#05231B #1B0523 #231B05

tetradic

#05231B #0C0523 #23050D #1C2305

square

#05231B #0C0523 #23050D #1C2305

split-complementary

#05231B #23051C #230C05

monochromatic

#041B15 #041B15 #05231B #0D5944 #148E6E

Accessibility & contrast

On white

16.63

#05231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#05231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05231B

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05231B	#FFFFFF	#000000	##FFFFFF
##05231B	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201B

Deuteranopia (green-blind)

#1D1D1C

Tritanopia (blue-blind)

#002321

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #05231b;
/* rgb */ color: rgb(5, 35, 27);
/* oklch */ color: oklch(23.1% 0.039 172.0);

Tailwind

colors: {
  custom: {
    50: '#495e57',
    500: '#05231b',
    950: '#000000',
  },
}

SCSS

$custom: #05231b;
$custom-light: #495e57;
$custom-dark: #000000;

JSON

{
  "hex": "#05231b",
  "rgb": {
    "r": 5,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 164,
    "s": 75,
    "l": 7.843
  },
  "oklch": {
    "l": 0.23104,
    "c": 0.03901,
    "h": 172
  },
  "luminance": 0.01313
}

Semantic roles & 50–950 ramp

primary

#05231B

secondary

#641F32

accent

#3668F2

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010403

muted

#777978

Preview Lab

Preview with #05231B

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

Preview Lab → · Contrast checker → · Palette generator →