#21668C#21668C

#21668C is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.6% C 0.091 H 237.3°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX#21668C
RGBrgb(33, 102, 140)
HSLhsl(201, 62%, 34%)
HSVhsv(201, 76%, 55%)
CMYKcmyk(76.4%, 27.1%, 0%, 45.1%)
CIE-LABlab(40.76, -7.77, -27.05)
CIE-LCHlch(40.76, 28.15, 253.98°)
OKLaboklab(48.57% -0.0489 -0.0763)
OKLCHoklch(48.57% 0.091 237.3)
XYZxyz(10.1103, 11.7183, 26.5349)
Luminance0.1172 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21668C #8C4721
analogous
#218C7D #21668C #21318C
triadic
#21668C #8C2166 #668C21
tetradic
#21668C #7D218C #8C4721 #318C21
square
#21668C #7D218C #8C4721 #318C21
split-complementary
#21668C #8C2131 #8C7D21
monochromatic
#0A1E29 #15425A #21668C #2D8ABE #51A7D6

Accessibility & contrast

On white

6.28
#21668C on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.34
#21668C on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21668C
6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21668C#FFFFFF#000000##FFFFFF
##21668C1.006.283.346.28
#FFFFFF6.281.0021.001.00
#0000003.3421.001.0021.00
##FFFFFF6.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#54668E
Deuteranopia (green-blind)
#455C8B
Tritanopia (blue-blind)
#007073
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #21668c;
/* rgb */ color: rgb(33, 102, 140);
/* oklch */ color: oklch(48.6% 0.091 237.3);
Tailwind
colors: {
  custom: {
    50: '#6c91ad',
    500: '#21668c',
    950: '#000000',
  },
}
SCSS
$custom: #21668c;
$custom-light: #6c91ad;
$custom-dark: #000000;
JSON
{
  "hex": "#21668c",
  "rgb": {
    "r": 33,
    "g": 102,
    "b": 140
  },
  "hsl": {
    "h": 201.308,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.4857,
    "c": 0.09067,
    "h": 237.3
  },
  "luminance": 0.1172
}

Semantic roles & 50–950 ramp

primary
#21668C
secondary
#B9754F
accent
#7C43E5
background
#F7F8FA
surface
#EDF0F4
border
#C8CBCE
text
#080C10
muted
#7B7D7F

Preview Lab

Preview with #21668C

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

Preview Lab → · Contrast checker → · Palette generator →

#21668C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva