#103A39#103A39

#103A39 is a dark, muted teal. Relative luminance 0.034; OKLCH L 32.0% C 0.046 H 192.9°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#103A39
RGB	rgb(16, 58, 57)
HSL	hsl(179, 57%, 15%)
HSV	hsv(179, 72%, 23%)
CMYK	cmyk(72.4%, 0%, 1.7%, 77.3%)
CIE-LAB	lab(21.69, -14.48, -3.65)
CIE-LCH	lch(21.69, 14.93, 194.16°)
OKLab	oklab(31.96% -0.0444 -0.0102)
OKLCH	oklch(31.96% 0.046 192.9)
XYZ	xyz(2.4649, 3.4314, 4.4025)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103A39 #3A1011

analogous

#103A24 #103A39 #10263A

triadic

#103A39 #39103A #3A3910

tetradic

#103A39 #24103A #3A1011 #263A10

square

#103A39 #24103A #3A1011 #263A10

split-complementary

#103A39 #3A1026 #3A2410

monochromatic

#071818 #071818 #103A39 #1D6A68 #2A9A97

Accessibility & contrast

On white

12.45

#103A39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#103A39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103A39

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103A39	#FFFFFF	#000000	##FFFFFF
##103A39	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363739

Deuteranopia (green-blind)

#303239

Tritanopia (blue-blind)

#003C3A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #103a39;
/* rgb */ color: rgb(16, 58, 57);
/* oklch */ color: oklch(32.0% 0.046 192.9);

Tailwind

colors: {
  custom: {
    50: '#55706f',
    500: '#103a39',
    950: '#000000',
  },
}

SCSS

$custom: #103a39;
$custom-light: #55706f;
$custom-dark: #000000;

JSON

{
  "hex": "#103a39",
  "rgb": {
    "r": 16,
    "g": 58,
    "b": 57
  },
  "hsl": {
    "h": 178.571,
    "s": 56.757,
    "l": 14.51
  },
  "oklch": {
    "l": 0.31955,
    "c": 0.04557,
    "h": 192.9
  },
  "luminance": 0.03432
}

Semantic roles & 50–950 ramp

primary

#103A39

secondary

#743234

accent

#484BE0

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #103A39

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

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