#103F39#103F39

#103F39 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.5% C 0.051 H 183.1°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#103F39
RGB	rgb(16, 63, 57)
HSL	hsl(172, 59%, 15%)
HSV	hsv(172, 75%, 25%)
CMYK	cmyk(74.6%, 0%, 9.5%, 75.3%)
CIE-LAB	lab(23.54, -17.32, -0.93)
CIE-LCH	lch(23.54, 17.34, 183.07°)
OKLab	oklab(33.45% -0.0508 -0.0028)
OKLCH	oklch(33.45% 0.051 183.1)
XYZ	xyz(2.7294, 3.9603, 4.4907)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103F39 #3F1016

analogous

#103F21 #103F39 #102D3F

triadic

#103F39 #39103F #3F3910

tetradic

#103F39 #21103F #3F1016 #2D3F10

square

#103F39 #21103F #3F1016 #2D3F10

split-complementary

#103F39 #3F102D #3F2110

monochromatic

#061816 #061816 #103F39 #1C7065 #29A191

Accessibility & contrast

On white

11.72

#103F39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#103F39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103F39

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103F39	#FFFFFF	#000000	##FFFFFF
##103F39	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3B39

Deuteranopia (green-blind)

#35363A

Tritanopia (blue-blind)

#00403D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #103f39;
/* rgb */ color: rgb(16, 63, 57);
/* oklch */ color: oklch(33.5% 0.051 183.1);

Tailwind

colors: {
  custom: {
    50: '#56746f',
    500: '#103f39',
    950: '#000000',
  },
}

SCSS

$custom: #103f39;
$custom-light: #56746f;
$custom-dark: #000000;

JSON

{
  "hex": "#103f39",
  "rgb": {
    "r": 16,
    "g": 63,
    "b": 57
  },
  "hsl": {
    "h": 172.34,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.33453,
    "c": 0.05086,
    "h": 183.1
  },
  "luminance": 0.03961
}

Semantic roles & 50–950 ramp

primary

#103F39

secondary

#79323B

accent

#4559E3

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #103F39

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

Preview Lab → · Contrast checker → · Palette generator →