#21869D#21869D

#21869D is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.5% C 0.094 H 217.2°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#21869D
RGB	rgb(33, 134, 157)
HSL	hsl(191, 65%, 37%)
HSV	hsv(191, 79%, 62%)
CMYK	cmyk(79%, 14.6%, 0%, 38.4%)
CIE-LAB	lab(51.62, -19.85, -20.31)
CIE-LCH	lch(51.62, 28.39, 225.66°)
OKLab	oklab(57.5% -0.0748 -0.0567)
OKLCH	oklch(57.5% 0.094 217.2)
XYZ	xyz(15.2355, 19.8060, 34.9117)
Luminance	0.1981 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21869D #9D3821

analogous

#219D76 #21869D #21489D

triadic

#21869D #9D2186 #869D21

tetradic

#21869D #76219D #9D3821 #489D21

square

#21869D #76219D #9D3821 #489D21

split-complementary

#21869D #9D2148 #9D7621

monochromatic

#0C3038 #165B6A #21869D #2CB1D0 #5CC5DD

Accessibility & contrast

On white

4.23

#21869D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#21869D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21869D

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21869D	#FFFFFF	#000000	##000000
##21869D	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77829E

Deuteranopia (green-blind)

#66769D

Tritanopia (blue-blind)

#008E8D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #21869d;
/* rgb */ color: rgb(33, 134, 157);
/* oklch */ color: oklch(57.5% 0.094 217.2);

Tailwind

colors: {
  custom: {
    50: '#72a9ba',
    500: '#21869d',
    950: '#000000',
  },
}

SCSS

$custom: #21869d;
$custom-light: #72a9ba;
$custom-dark: #000000;

JSON

{
  "hex": "#21869d",
  "rgb": {
    "r": 33,
    "g": 134,
    "b": 157
  },
  "hsl": {
    "h": 191.129,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.57495,
    "c": 0.09387,
    "h": 217.2
  },
  "luminance": 0.19808
}

Semantic roles & 50–950 ramp

primary

#21869D

secondary

#C16C59

accent

#5F40E8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #21869D

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

Preview Lab → · Contrast checker → · Palette generator →