#103D52#103D52

#103D52 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.1% C 0.060 H 233.0°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#103D52
RGB	rgb(16, 61, 82)
HSL	hsl(199, 67%, 19%)
HSV	hsv(199, 80%, 32%)
CMYK	cmyk(80.5%, 25.6%, 0%, 67.8%)
CIE-LAB	lab(23.86, -6.97, -17.04)
CIE-LCH	lch(23.86, 18.41, 247.74°)
OKLab	oklab(34.05% -0.0362 -0.0479)
OKLCH	oklch(34.05% 0.06 233)
XYZ	xyz(3.4048, 4.0564, 8.5845)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103D52 #522510

analogous

#105246 #103D52 #101C52

triadic

#103D52 #52103D #3D5210

tetradic

#103D52 #461052 #522510 #1C5210

square

#103D52 #461052 #522510 #1C5210

split-complementary

#103D52 #52101C #524610

monochromatic

#05131A #06171F #103D52 #1A6385 #2489B8

Accessibility & contrast

On white

11.59

#103D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#103D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103D52

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103D52	#FFFFFF	#000000	##FFFFFF
##103D52	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333C53

Deuteranopia (green-blind)

#2A3652

Tritanopia (blue-blind)

#004344

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #103d52;
/* rgb */ color: rgb(16, 61, 82);
/* oklch */ color: oklch(34.1% 0.060 233.0);

Tailwind

colors: {
  custom: {
    50: '#597282',
    500: '#103d52',
    950: '#000000',
  },
}

SCSS

$custom: #103d52;
$custom-light: #597282;
$custom-dark: #000000;

JSON

{
  "hex": "#103d52",
  "rgb": {
    "r": 16,
    "g": 61,
    "b": 82
  },
  "hsl": {
    "h": 199.091,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.34052,
    "c": 0.06005,
    "h": 233
  },
  "luminance": 0.04057
}

Semantic roles & 50–950 ramp

primary

#103D52

secondary

#8C4F32

accent

#753EEA

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #103D52

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

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