#103B3A#103B3A

#103B3A is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.3% C 0.046 H 192.9°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#103B3A
RGB	rgb(16, 59, 58)
HSL	hsl(179, 57%, 15%)
HSV	hsv(179, 73%, 23%)
CMYK	cmyk(72.9%, 0%, 1.7%, 76.9%)
CIE-LAB	lab(22.10, -14.72, -3.72)
CIE-LCH	lch(22.10, 15.18, 194.20°)
OKLab	oklab(32.3% -0.0452 -0.0104)
OKLCH	oklch(32.3% 0.046 192.9)
XYZ	xyz(2.5410, 3.5433, 4.5522)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B3A #3B1011

analogous

#103B25 #103B3A #10273B

triadic

#103B3A #3A103B #3B3A10

tetradic

#103B3A #25103B #3B1011 #273B10

square

#103B3A #25103B #3B1011 #273B10

split-complementary

#103B3A #3B1027 #3B2510

monochromatic

#071818 #071818 #103B3A #1D6B69 #2A9B99

Accessibility & contrast

On white

12.29

#103B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#103B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B3A

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B3A	#FFFFFF	#000000	##FFFFFF
##103B3A	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37383A

Deuteranopia (green-blind)

#30333A

Tritanopia (blue-blind)

#003D3B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #103b3a;
/* rgb */ color: rgb(16, 59, 58);
/* oklch */ color: oklch(32.3% 0.046 192.9);

Tailwind

colors: {
  custom: {
    50: '#557170',
    500: '#103b3a',
    950: '#000000',
  },
}

SCSS

$custom: #103b3a;
$custom-light: #557170;
$custom-dark: #000000;

JSON

{
  "hex": "#103b3a",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 58
  },
  "hsl": {
    "h": 178.605,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.32296,
    "c": 0.04634,
    "h": 192.9
  },
  "luminance": 0.03544
}

Semantic roles & 50–950 ramp

primary

#103B3A

secondary

#753233

accent

#474BE1

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #103B3A

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

Preview Lab → · Contrast checker → · Palette generator →