#12383E#12383E

#12383E is a dark, muted teal. Relative luminance 0.033; OKLCH L 31.7% C 0.044 H 209.5°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#12383E
RGB	rgb(18, 56, 62)
HSL	hsl(188, 55%, 16%)
HSV	hsv(188, 71%, 24%)
CMYK	cmyk(71%, 9.7%, 0%, 75.7%)
CIE-LAB	lab(21.22, -11.10, -7.73)
CIE-LCH	lch(21.22, 13.53, 214.84°)
OKLab	oklab(31.66% -0.0379 -0.0214)
OKLCH	oklch(31.66% 0.044 209.5)
XYZ	xyz(2.5328, 3.3045, 5.0608)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12383E #3E1812

analogous

#123E2E #12383E #12223E

triadic

#12383E #3E1238 #383E12

tetradic

#12383E #2E123E #3E1812 #223E12

square

#12383E #2E123E #3E1812 #223E12

split-complementary

#12383E #3E1222 #3E2E12

monochromatic

#071518 #071518 #12383E #20636D #2E8E9D

Accessibility & contrast

On white

12.64

#12383E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#12383E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12383E

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12383E	#FFFFFF	#000000	##FFFFFF
##12383E	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33363E

Deuteranopia (green-blind)

#2C313E

Tritanopia (blue-blind)

#003B3A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #12383e;
/* rgb */ color: rgb(18, 56, 62);
/* oklch */ color: oklch(31.7% 0.044 209.5);

Tailwind

colors: {
  custom: {
    50: '#566e73',
    500: '#12383e',
    950: '#000000',
  },
}

SCSS

$custom: #12383e;
$custom-light: #566e73;
$custom-dark: #000000;

JSON

{
  "hex": "#12383e",
  "rgb": {
    "r": 18,
    "g": 56,
    "b": 62
  },
  "hsl": {
    "h": 188.182,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.31659,
    "c": 0.04356,
    "h": 209.5
  },
  "luminance": 0.03305
}

Semantic roles & 50–950 ramp

primary

#12383E

secondary

#773E35

accent

#5E49DE

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #12383E

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

Preview Lab → · Contrast checker → · Palette generator →