#21618E#21618E

#21618E is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.4% C 0.097 H 243.5°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX#21618E
RGBrgb(33, 97, 142)
HSLhsl(205, 62%, 34%)
HSVhsv(205, 77%, 56%)
CMYKcmyk(76.8%, 31.7%, 0%, 44.3%)
CIE-LABlab(39.28, -3.97, -30.58)
CIE-LCHlch(39.28, 30.84, 262.60°)
OKLaboklab(47.43% -0.0432 -0.0866)
OKLCHoklch(47.43% 0.097 243.5)
XYZxyz(9.7825, 10.8246, 27.1597)
Luminance0.1083 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21618E #8E4E21
analogous
#218E85 #21618E #212A8E
triadic
#21618E #8E2161 #618E21
tetradic
#21618E #85218E #8E4E21 #2A8E21
square
#21618E #85218E #8E4E21 #2A8E21
split-complementary
#21618E #8E212A #8E8521
monochromatic
#0A1D2B #153F5C #21618E #2D83C0 #52A0D7

Accessibility & contrast

On white

6.63
#21618E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.17
#21618E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21618E
6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21618E#FFFFFF#000000##FFFFFF
##21618E1.006.633.176.63
#FFFFFF6.631.0021.001.00
#0000003.1721.001.0021.00
##FFFFFF6.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4C6290
Deuteranopia (green-blind)
#3D588D
Tritanopia (blue-blind)
#006C71
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #21618e;
/* rgb */ color: rgb(33, 97, 142);
/* oklch */ color: oklch(47.4% 0.097 243.5);
Tailwind
colors: {
  custom: {
    50: '#6d8daf',
    500: '#21618e',
    950: '#000000',
  },
}
SCSS
$custom: #21618e;
$custom-light: #6d8daf;
$custom-dark: #000000;
JSON
{
  "hex": "#21618e",
  "rgb": {
    "r": 33,
    "g": 97,
    "b": 142
  },
  "hsl": {
    "h": 204.771,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.47428,
    "c": 0.09681,
    "h": 243.5
  },
  "luminance": 0.10826
}

Semantic roles & 50–950 ramp

primary
#21618E
secondary
#BA7C50
accent
#8642E5
background
#F7F8FA
surface
#EDF0F4
border
#C8CBCE
text
#080C10
muted
#7B7D7F

Preview Lab

Preview with #21618E

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

Preview Lab → · Contrast checker → · Palette generator →

#21618E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva