#103C3F#103C3F

#103C3F is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.047 H 201.6°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#103C3F
RGB	rgb(16, 60, 63)
HSL	hsl(184, 59%, 15%)
HSV	hsv(184, 75%, 25%)
CMYK	cmyk(74.6%, 4.8%, 0%, 75.3%)
CIE-LAB	lab(22.66, -13.56, -6.25)
CIE-LCH	lch(22.66, 14.93, 204.74°)
OKLab	oklab(32.81% -0.0438 -0.0173)
OKLCH	oklch(32.81% 0.047 201.6)
XYZ	xyz(2.7264, 3.7005, 5.2722)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C3F #3F1310

analogous

#103F2A #103C3F #10243F

triadic

#103C3F #3F103C #3C3F10

tetradic

#103C3F #2A103F #3F1310 #243F10

square

#103C3F #2A103F #3F1310 #243F10

split-complementary

#103C3F #3F1024 #3F2A10

monochromatic

#061718 #061718 #103C3F #1C6A70 #2999A1

Accessibility & contrast

On white

12.07

#103C3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#103C3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C3F

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C3F	#FFFFFF	#000000	##FFFFFF
##103C3F	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37393F

Deuteranopia (green-blind)

#30343F

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #103c3f;
/* rgb */ color: rgb(16, 60, 63);
/* oklch */ color: oklch(32.8% 0.047 201.6);

Tailwind

colors: {
  custom: {
    50: '#567274',
    500: '#103c3f',
    950: '#000000',
  },
}

SCSS

$custom: #103c3f;
$custom-light: #567274;
$custom-dark: #000000;

JSON

{
  "hex": "#103c3f",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 63
  },
  "hsl": {
    "h": 183.83,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32808,
    "c": 0.0471,
    "h": 201.6
  },
  "luminance": 0.03701
}

Semantic roles & 50–950 ramp

primary

#103C3F

secondary

#793632

accent

#4F45E3

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #103C3F

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

Preview Lab → · Contrast checker → · Palette generator →