#103138#103138

#103138 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.2% C 0.040 H 213.9°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#103138
RGB	rgb(16, 49, 56)
HSL	hsl(191, 56%, 14%)
HSV	hsv(191, 71%, 22%)
CMYK	cmyk(71.4%, 12.5%, 0%, 78%)
CIE-LAB	lab(18.33, -9.35, -8.03)
CIE-LCH	lch(18.33, 12.33, 220.66°)
OKLab	oklab(29.23% -0.0332 -0.0223)
OKLCH	oklch(29.23% 0.04 213.9)
XYZ	xyz(2.0255, 2.5921, 4.1342)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103138 #381710

analogous

#10382B #103138 #101D38

triadic

#103138 #381031 #313810

tetradic

#103138 #2B1038 #381710 #1D3810

square

#103138 #2B1038 #381710 #1D3810

split-complementary

#103138 #38101D #382B10

monochromatic

#071518 #071518 #103138 #1E5B68 #2B8497

Accessibility & contrast

On white

13.83

#103138 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#103138 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103138

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103138	#FFFFFF	#000000	##FFFFFF
##103138	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2F38

Deuteranopia (green-blind)

#262B38

Tritanopia (blue-blind)

#003433

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #103138;
/* rgb */ color: rgb(16, 49, 56);
/* oklch */ color: oklch(29.2% 0.040 213.9);

Tailwind

colors: {
  custom: {
    50: '#54696e',
    500: '#103138',
    950: '#000000',
  },
}

SCSS

$custom: #103138;
$custom-light: #54696e;
$custom-dark: #000000;

JSON

{
  "hex": "#103138",
  "rgb": {
    "r": 16,
    "g": 49,
    "b": 56
  },
  "hsl": {
    "h": 190.5,
    "s": 55.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.29228,
    "c": 0.03996,
    "h": 213.9
  },
  "luminance": 0.02592
}

Semantic roles & 50–950 ramp

primary

#103138

secondary

#723D32

accent

#6349DF

background

#F4F6F6

surface

#E8EBEB

border

#C4C6C6

text

#030607

muted

#787A7A

Preview Lab

Preview with #103138

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

Preview Lab → · Contrast checker → · Palette generator →