#21889E#21889E

#21889E is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.0% C 0.094 H 216.0°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#21889E
RGB	rgb(33, 136, 158)
HSL	hsl(191, 65%, 37%)
HSV	hsv(191, 79%, 62%)
CMYK	cmyk(79.1%, 13.9%, 0%, 38%)
CIE-LAB	lab(52.28, -20.57, -19.86)
CIE-LCH	lch(52.28, 28.60, 224.00°)
OKLab	oklab(58.05% -0.0764 -0.0555)
OKLCH	oklch(58.05% 0.094 216)
XYZ	xyz(15.6003, 20.3984, 35.4562)
Luminance	0.2040 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21889E #9E3721

analogous

#219E76 #21889E #214A9E

triadic

#21889E #9E2188 #889E21

tetradic

#21889E #76219E #9E3721 #4A9E21

square

#21889E #76219E #9E3721 #4A9E21

split-complementary

#21889E #9E214A #9E7621

monochromatic

#0C3139 #165C6B #21889E #2CB4D1 #5CC6DD

Accessibility & contrast

On white

4.13

#21889E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#21889E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21889E

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21889E	#FFFFFF	#000000	##000000
##21889E	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79849F

Deuteranopia (green-blind)

#68779E

Tritanopia (blue-blind)

#00908F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #21889e;
/* rgb */ color: rgb(33, 136, 158);
/* oklch */ color: oklch(58.0% 0.094 216.0);

Tailwind

colors: {
  custom: {
    50: '#72abba',
    500: '#21889e',
    950: '#000000',
  },
}

SCSS

$custom: #21889e;
$custom-light: #72abba;
$custom-dark: #000000;

JSON

{
  "hex": "#21889e",
  "rgb": {
    "r": 33,
    "g": 136,
    "b": 158
  },
  "hsl": {
    "h": 190.56,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.58045,
    "c": 0.09439,
    "h": 216
  },
  "luminance": 0.204
}

Semantic roles & 50–950 ramp

primary

#21889E

secondary

#C16C59

accent

#5D3FE8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #21889E

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

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