#103E4A#103E4A

#103E4A is a dark, muted cyan. Relative luminance 0.041; OKLCH L 33.9% C 0.052 H 218.8°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#103E4A
RGB	rgb(16, 62, 74)
HSL	hsl(192, 64%, 18%)
HSV	hsv(192, 78%, 29%)
CMYK	cmyk(78.4%, 16.2%, 0%, 71%)
CIE-LAB	lab(23.83, -10.72, -11.79)
CIE-LCH	lch(23.83, 15.94, 227.71°)
OKLab	oklab(33.91% -0.0408 -0.0329)
OKLCH	oklch(33.91% 0.052 218.8)
XYZ	xyz(3.1718, 4.0495, 7.0917)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103E4A #4A1C10

analogous

#104A39 #103E4A #10214A

triadic

#103E4A #4A103E #3E4A10

tetradic

#103E4A #39104A #4A1C10 #214A10

square

#103E4A #39104A #4A1C10 #214A10

split-complementary

#103E4A #4A1021 #4A3910

monochromatic

#051519 #051519 #103E4A #1B687C #2692AF

Accessibility & contrast

On white

11.60

#103E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#103E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103E4A

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103E4A	#FFFFFF	#000000	##FFFFFF
##103E4A	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363C4B

Deuteranopia (green-blind)

#2E364A

Tritanopia (blue-blind)

#004242

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #103e4a;
/* rgb */ color: rgb(16, 62, 74);
/* oklch */ color: oklch(33.9% 0.052 218.8);

Tailwind

colors: {
  custom: {
    50: '#58737c',
    500: '#103e4a',
    950: '#000000',
  },
}

SCSS

$custom: #103e4a;
$custom-light: #58737c;
$custom-dark: #000000;

JSON

{
  "hex": "#103e4a",
  "rgb": {
    "r": 16,
    "g": 62,
    "b": 74
  },
  "hsl": {
    "h": 192.414,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33909,
    "c": 0.05245,
    "h": 218.8
  },
  "luminance": 0.0405
}

Semantic roles & 50–950 ramp

primary

#103E4A

secondary

#844332

accent

#6340E7

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #103E4A

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

Preview Lab → · Contrast checker → · Palette generator →