#10375D#10375D

#10375D is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.1% C 0.080 H 251.2°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX#10375D
RGBrgb(16, 55, 93)
HSLhsl(210, 71%, 21%)
HSVhsv(210, 83%, 36%)
CMYKcmyk(82.8%, 40.9%, 0%, 63.5%)
CIE-LABlab(22.42, 1.62, -26.54)
CIE-LCHlch(22.42, 26.59, 273.50°)
OKLaboklab(33.12% -0.0258 -0.0757)
OKLCHoklch(33.12% 0.08 251.2)
XYZxyz(3.5549, 3.6324, 10.8676)
Luminance0.0363 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#10375D #5D3610
analogous
#105D5D #10375D #10115D
triadic
#10375D #5D1037 #375D10
tetradic
#10375D #5D105D #5D3610 #115D10
square
#10375D #5D105D #5D3610 #115D10
split-complementary
#10375D #5D1011 #5D5D10
monochromatic
#040F1A #071829 #10375D #195691 #2275C5

Accessibility & contrast

On white

12.16
#10375D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.73
#10375D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10375D
12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##10375D#FFFFFF#000000##FFFFFF
##10375D1.0012.161.7312.16
#FFFFFF12.161.0021.001.00
#0000001.7321.001.0021.00
##FFFFFF12.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#25395F
Deuteranopia (green-blind)
#19325C
Tritanopia (blue-blind)
#004045
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #10375d;
/* rgb */ color: rgb(16, 55, 93);
/* oklch */ color: oklch(33.1% 0.080 251.2);
Tailwind
colors: {
  custom: {
    50: '#5b6d8b',
    500: '#10375d',
    950: '#000000',
  },
}
SCSS
$custom: #10375d;
$custom-light: #5b6d8b;
$custom-dark: #000000;
JSON
{
  "hex": "#10375d",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 93
  },
  "hsl": {
    "h": 209.61,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.33115,
    "c": 0.07996,
    "h": 251.2
  },
  "luminance": 0.03633
}

Semantic roles & 50–950 ramp

primary
#10375D
secondary
#966433
accent
#933AED
background
#F5F6F8
surface
#E9EBF0
border
#C5C6CB
text
#04070C
muted
#797A7D

Preview Lab

Preview with #10375D

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

Preview Lab → · Contrast checker → · Palette generator →

#10375D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva