#10355E#10355E

#10355E is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.7% C 0.084 H 253.7°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX#10355E
RGBrgb(16, 53, 94)
HSLhsl(212, 71%, 22%)
HSVhsv(212, 83%, 37%)
CMYKcmyk(83%, 43.6%, 0%, 63.1%)
CIE-LABlab(21.81, 3.46, -28.15)
CIE-LCHlch(21.81, 28.36, 277.00°)
OKLaboklab(32.67% -0.0236 -0.0805)
OKLCHoklch(32.67% 0.084 253.7)
XYZxyz(3.5064, 3.4641, 11.0713)
Luminance0.0347 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#10355E #5E3910
analogous
#105C5E #10355E #12105E
triadic
#10355E #5E1035 #355E10
tetradic
#10355E #5E105C #5E3910 #105E12
square
#10355E #5E105C #5E3910 #105E12
split-complementary
#10355E #5E1210 #5C5E10
monochromatic
#040F1A #07182A #10355E #195292 #2270C7

Accessibility & contrast

On white

12.40
#10355E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.69
#10355E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10355E
12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##10355E#FFFFFF#000000##FFFFFF
##10355E1.0012.401.6912.40
#FFFFFF12.401.0021.001.00
#0000001.6921.001.0021.00
##FFFFFF12.401.0021.001.00

Color blindness preview

Protanopia (red-blind)
#213860
Deuteranopia (green-blind)
#14315D
Tritanopia (blue-blind)
#003F44
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #10355e;
/* rgb */ color: rgb(16, 53, 94);
/* oklch */ color: oklch(32.7% 0.084 253.7);
Tailwind
colors: {
  custom: {
    50: '#5c6b8c',
    500: '#10355e',
    950: '#000000',
  },
}
SCSS
$custom: #10355e;
$custom-light: #5c6b8c;
$custom-dark: #000000;
JSON
{
  "hex": "#10355e",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 94
  },
  "hsl": {
    "h": 211.538,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32665,
    "c": 0.08384,
    "h": 253.7
  },
  "luminance": 0.03465
}

Semantic roles & 50–950 ramp

primary
#10355E
secondary
#976733
accent
#993AEE
background
#F5F6F8
surface
#E9EBF0
border
#C5C6CB
text
#05060C
muted
#797A7D

Preview Lab

Preview with #10355E

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

Preview Lab → · Contrast checker → · Palette generator →

#10355E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva