#12474B#12474B

#12474B is a dark, muted teal. Relative luminance 0.051; OKLCH L 36.6% C 0.054 H 202.4°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#12474B
RGB	rgb(18, 71, 75)
HSL	hsl(184, 61%, 18%)
HSV	hsv(184, 76%, 29%)
CMYK	cmyk(76%, 5.3%, 0%, 70.6%)
CIE-LAB	lab(27.14, -15.39, -7.42)
CIE-LCH	lch(27.14, 17.08, 205.76°)
OKLab	oklab(36.6% -0.05 -0.0206)
OKLCH	oklch(36.6% 0.054 202.4)
XYZ	xyz(3.7721, 5.1426, 7.4491)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12474B #4B1612

analogous

#124B32 #12474B #122A4B

triadic

#12474B #4B1247 #474B12

tetradic

#12474B #32124B #4B1612 #2A4B12

square

#12474B #32124B #4B1612 #2A4B12

split-complementary

#12474B #4B122A #4B3212

monochromatic

#061719 #06181A #12474B #1E767C #2AA4AE

Accessibility & contrast

On white

10.35

#12474B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#12474B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12474B

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12474B	#FFFFFF	#000000	##FFFFFF
##12474B	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41444B

Deuteranopia (green-blind)

#393D4B

Tritanopia (blue-blind)

#004A48

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #12474b;
/* rgb */ color: rgb(18, 71, 75);
/* oklch */ color: oklch(36.6% 0.054 202.4);

Tailwind

colors: {
  custom: {
    50: '#5a7a7d',
    500: '#12474b',
    950: '#000000',
  },
}

SCSS

$custom: #12474b;
$custom-light: #5a7a7d;
$custom-dark: #000000;

JSON

{
  "hex": "#12474b",
  "rgb": {
    "r": 18,
    "g": 71,
    "b": 75
  },
  "hsl": {
    "h": 184.211,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.36601,
    "c": 0.05411,
    "h": 202.4
  },
  "luminance": 0.05143
}

Semantic roles & 50–950 ramp

primary

#12474B

secondary

#843A35

accent

#4F43E4

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040909

muted

#797B7B

Preview Lab

Preview with #12474B

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

Preview Lab → · Contrast checker → · Palette generator →