#12232B#12232B

#12232B is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.5% C 0.027 H 229.6°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#12232B
RGB	rgb(18, 35, 43)
HSL	hsl(199, 41%, 12%)
HSV	hsv(199, 58%, 17%)
CMYK	cmyk(58.1%, 18.6%, 0%, 83.1%)
CIE-LAB	lab(12.64, -4.29, -7.52)
CIE-LCH	lch(12.64, 8.66, 240.30°)
OKLab	oklab(24.51% -0.0177 -0.0208)
OKLCH	oklch(24.51% 0.027 229.6)
XYZ	xyz(1.2864, 1.5050, 2.5077)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12232B #2B1A12

analogous

#122B27 #12232B #12172B

triadic

#12232B #2B1223 #232B12

tetradic

#12232B #27122B #2B1A12 #172B12

square

#12232B #27122B #2B1A12 #172B12

split-complementary

#12232B #2B1217 #2B2712

monochromatic

#091216 #091216 #12232B #244656 #366981

Accessibility & contrast

On white

16.14

#12232B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#12232B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12232B

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12232B	#FFFFFF	#000000	##FFFFFF
##12232B	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F222B

Deuteranopia (green-blind)

#1B202B

Tritanopia (blue-blind)

#072526

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #12232b;
/* rgb */ color: rgb(18, 35, 43);
/* oklch */ color: oklch(24.5% 0.027 229.6);

Tailwind

colors: {
  custom: {
    50: '#515d64',
    500: '#12232b',
    950: '#000000',
  },
}

SCSS

$custom: #12232b;
$custom-light: #515d64;
$custom-dark: #000000;

JSON

{
  "hex": "#12232b",
  "rgb": {
    "r": 18,
    "g": 35,
    "b": 43
  },
  "hsl": {
    "h": 199.2,
    "s": 40.984,
    "l": 11.961
  },
  "oklch": {
    "l": 0.24514,
    "c": 0.02736,
    "h": 229.6
  },
  "luminance": 0.01505
}

Semantic roles & 50–950 ramp

primary

#12232B

secondary

#624536

accent

#7E57D1

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020405

muted

#787979

Preview Lab

Preview with #12232B

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

Preview Lab → · Contrast checker → · Palette generator →