#104F81#104F81

#104F81 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.103 H 248.2°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#104F81
RGB	rgb(16, 79, 129)
HSL	hsl(207, 78%, 28%)
HSV	hsv(207, 88%, 51%)
CMYK	cmyk(87.6%, 38.8%, 0%, 49.4%)
CIE-LAB	lab(32.45, 0.45, -33.47)
CIE-LCH	lch(32.45, 33.48, 270.78°)
OKLab	oklab(41.69% -0.0383 -0.0955)
OKLCH	oklch(41.69% 0.103 248.2)
XYZ	xyz(6.9706, 7.2862, 21.8036)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104F81 #814210

analogous

#10817A #104F81 #101681

triadic

#104F81 #81104F #4F8110

tetradic

#104F81 #7A1081 #814210 #168110

square

#104F81 #7A1081 #814210 #168110

split-complementary

#104F81 #811016 #817A10

monochromatic

#03111B #092E4B #104F81 #1770B7 #2791E4

Accessibility & contrast

On white

8.55

#104F81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#104F81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104F81

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104F81	#FFFFFF	#000000	##FFFFFF
##104F81	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375283

Deuteranopia (green-blind)

#264880

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #104f81;
/* rgb */ color: rgb(16, 79, 129);
/* oklch */ color: oklch(41.7% 0.103 248.2);

Tailwind

colors: {
  custom: {
    50: '#657fa6',
    500: '#104f81',
    950: '#000000',
  },
}

SCSS

$custom: #104f81;
$custom-light: #657fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#104f81",
  "rgb": {
    "r": 16,
    "g": 79,
    "b": 129
  },
  "hsl": {
    "h": 206.549,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.41693,
    "c": 0.10294,
    "h": 248.2
  },
  "luminance": 0.07287
}

Semantic roles & 50–950 ramp

primary

#104F81

secondary

#B76F36

accent

#8933F4

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #104F81

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

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