#104E81#104E81

#104E81 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.4% C 0.104 H 248.9°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#104E81
RGB	rgb(16, 78, 129)
HSL	hsl(207, 78%, 28%)
HSV	hsv(207, 88%, 51%)
CMYK	cmyk(87.6%, 39.5%, 0%, 49.4%)
CIE-LAB	lab(32.13, 1.11, -33.98)
CIE-LCH	lch(32.13, 34.00, 271.87°)
OKLab	oklab(41.44% -0.0374 -0.0971)
OKLCH	oklch(41.44% 0.104 248.9)
XYZ	xyz(6.8990, 7.1430, 21.7798)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E81 #814310

analogous

#10817B #104E81 #101581

triadic

#104E81 #81104E #4E8110

tetradic

#104E81 #7B1081 #814310 #158110

square

#104E81 #7B1081 #814310 #158110

split-complementary

#104E81 #811015 #817B10

monochromatic

#03101B #092D4B #104E81 #176FB7 #278FE4

Accessibility & contrast

On white

8.65

#104E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#104E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E81

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E81	#FFFFFF	#000000	##FFFFFF
##104E81	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355183

Deuteranopia (green-blind)

#244780

Tritanopia (blue-blind)

#005A61

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #104e81;
/* rgb */ color: rgb(16, 78, 129);
/* oklch */ color: oklch(41.4% 0.104 248.9);

Tailwind

colors: {
  custom: {
    50: '#657fa6',
    500: '#104e81',
    950: '#000000',
  },
}

SCSS

$custom: #104e81;
$custom-light: #657fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#104e81",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 129
  },
  "hsl": {
    "h": 207.08,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.41443,
    "c": 0.10402,
    "h": 248.9
  },
  "luminance": 0.07144
}

Semantic roles & 50–950 ramp

primary

#104E81

secondary

#B77036

accent

#8B33F4

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #104E81

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

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