#103B39#103B39

#103B39 is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.3% C 0.047 H 190.7°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#103B39
RGB	rgb(16, 59, 57)
HSL	hsl(177, 57%, 15%)
HSV	hsv(177, 73%, 23%)
CMYK	cmyk(72.9%, 0%, 3.4%, 76.9%)
CIE-LAB	lab(22.06, -15.06, -3.11)
CIE-LCH	lch(22.06, 15.38, 191.65°)
OKLab	oklab(32.25% -0.0457 -0.0087)
OKLCH	oklch(32.25% 0.047 190.7)
XYZ	xyz(2.5158, 3.5332, 4.4195)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B39 #3B1012

analogous

#103B24 #103B39 #10283B

triadic

#103B39 #39103B #3B3910

tetradic

#103B39 #24103B #3B1012 #283B10

square

#103B39 #24103B #3B1012 #283B10

split-complementary

#103B39 #3B1028 #3B2410

monochromatic

#071817 #071817 #103B39 #1D6B68 #2A9B96

Accessibility & contrast

On white

12.31

#103B39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#103B39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B39

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B39	#FFFFFF	#000000	##FFFFFF
##103B39	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373839

Deuteranopia (green-blind)

#313339

Tritanopia (blue-blind)

#003D3A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #103b39;
/* rgb */ color: rgb(16, 59, 57);
/* oklch */ color: oklch(32.3% 0.047 190.7);

Tailwind

colors: {
  custom: {
    50: '#55716f',
    500: '#103b39',
    950: '#000000',
  },
}

SCSS

$custom: #103b39;
$custom-light: #55716f;
$custom-dark: #000000;

JSON

{
  "hex": "#103b39",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 177.209,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.32254,
    "c": 0.04651,
    "h": 190.7
  },
  "luminance": 0.03533
}

Semantic roles & 50–950 ramp

primary

#103B39

secondary

#753235

accent

#474EE1

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #103B39

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

Preview Lab → · Contrast checker → · Palette generator →