#105B81#105B81

#105B81 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.8% C 0.092 H 237.5°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#105B81
RGB	rgb(16, 91, 129)
HSL	hsl(200, 78%, 28%)
HSV	hsv(200, 88%, 51%)
CMYK	cmyk(87.6%, 29.5%, 0%, 49.4%)
CIE-LAB	lab(36.32, -7.17, -27.36)
CIE-LCH	lch(36.32, 28.29, 255.31°)
OKLab	oklab(44.75% -0.0494 -0.0775)
OKLCH	oklch(44.75% 0.092 237.5)
XYZ	xyz(7.9156, 9.1763, 22.1186)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105B81 #813610

analogous

#10816E #105B81 #102281

triadic

#105B81 #81105B #5B8110

tetradic

#105B81 #6E1081 #813610 #228110

square

#105B81 #6E1081 #813610 #228110

split-complementary

#105B81 #811022 #816E10

monochromatic

#03131B #09354B #105B81 #1781B7 #27A5E4

Accessibility & contrast

On white

7.41

#105B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#105B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105B81

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105B81	#FFFFFF	#000000	##FFFFFF
##105B81	1.00	7.41	2.84	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495B83

Deuteranopia (green-blind)

#3A5180

Tritanopia (blue-blind)

#006568

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #105b81;
/* rgb */ color: rgb(16, 91, 129);
/* oklch */ color: oklch(44.8% 0.092 237.5);

Tailwind

colors: {
  custom: {
    50: '#6589a5',
    500: '#105b81',
    950: '#000000',
  },
}

SCSS

$custom: #105b81;
$custom-light: #6589a5;
$custom-dark: #000000;

JSON

{
  "hex": "#105b81",
  "rgb": {
    "r": 16,
    "g": 91,
    "b": 129
  },
  "hsl": {
    "h": 200.177,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.44754,
    "c": 0.09191,
    "h": 237.5
  },
  "luminance": 0.09177
}

Semantic roles & 50–950 ramp

primary

#105B81

secondary

#B76136

accent

#7433F4

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #105B81

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

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