#103C3D#103C3D

#103C3D is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.7% C 0.047 H 197.3°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#103C3D
RGB	rgb(16, 60, 61)
HSL	hsl(181, 58%, 15%)
HSV	hsv(181, 74%, 24%)
CMYK	cmyk(73.8%, 1.6%, 0%, 76.1%)
CIE-LAB	lab(22.58, -14.26, -5.02)
CIE-LCH	lch(22.58, 15.12, 199.40°)
OKLab	oklab(32.72% -0.0448 -0.0139)
OKLCH	oklch(32.72% 0.047 197.3)
XYZ	xyz(2.6715, 3.6785, 4.9832)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C3D #3D1110

analogous

#103D27 #103C3D #10263D

triadic

#103C3D #3D103C #3C3D10

tetradic

#103C3D #27103D #3D1110 #263D10

square

#103C3D #27103D #3D1110 #263D10

split-complementary

#103C3D #3D1026 #3D2710

monochromatic

#061818 #061818 #103C3D #1D6C6D #299B9E

Accessibility & contrast

On white

12.10

#103C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#103C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C3D

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C3D	#FFFFFF	#000000	##FFFFFF
##103C3D	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37393D

Deuteranopia (green-blind)

#31343D

Tritanopia (blue-blind)

#003E3C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #103c3d;
/* rgb */ color: rgb(16, 60, 61);
/* oklch */ color: oklch(32.7% 0.047 197.3);

Tailwind

colors: {
  custom: {
    50: '#567272',
    500: '#103c3d',
    950: '#000000',
  },
}

SCSS

$custom: #103c3d;
$custom-light: #567272;
$custom-dark: #000000;

JSON

{
  "hex": "#103c3d",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 61
  },
  "hsl": {
    "h": 181.333,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.3272,
    "c": 0.04695,
    "h": 197.3
  },
  "luminance": 0.03679
}

Semantic roles & 50–950 ramp

primary

#103C3D

secondary

#773332

accent

#4A46E2

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #103C3D

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

Preview Lab → · Contrast checker → · Palette generator →