#21889D#21889D

#21889D is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.0% C 0.094 H 215.1°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#21889D
RGB	rgb(33, 136, 157)
HSL	hsl(190, 65%, 37%)
HSV	hsv(190, 79%, 62%)
CMYK	cmyk(79%, 13.4%, 0%, 38.4%)
CIE-LAB	lab(52.25, -20.91, -19.34)
CIE-LCH	lch(52.25, 28.48, 222.77°)
OKLab	oklab(58% -0.0768 -0.054)
OKLCH	oklch(58% 0.094 215.1)
XYZ	xyz(15.5146, 20.3641, 35.0047)
Luminance	0.2037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21889D #9D3621

analogous

#219D74 #21889D #214A9D

triadic

#21889D #9D2188 #889D21

tetradic

#21889D #74219D #9D3621 #4A9D21

square

#21889D #74219D #9D3621 #4A9D21

split-complementary

#21889D #9D214A #9D7421

monochromatic

#0C3038 #165C6A #21889D #2CB4D0 #5CC7DD

Accessibility & contrast

On white

4.14

#21889D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#21889D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21889D

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21889D	#FFFFFF	#000000	##000000
##21889D	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79839E

Deuteranopia (green-blind)

#69779D

Tritanopia (blue-blind)

#00908F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #21889d;
/* rgb */ color: rgb(33, 136, 157);
/* oklch */ color: oklch(58.0% 0.094 215.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#21889d",
  "rgb": {
    "r": 33,
    "g": 136,
    "b": 157
  },
  "hsl": {
    "h": 190.161,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.58002,
    "c": 0.09387,
    "h": 215.1
  },
  "luminance": 0.20366
}

Semantic roles & 50–950 ramp

primary

#21889D

secondary

#C16A59

accent

#5C40E8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #21889D

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

Preview Lab → · Contrast checker → · Palette generator →