#21589E#21589E

#21589E is a mid, vivid cyan. Relative luminance 0.098; OKLCH L 46.3% C 0.127 H 256.2°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#21589E
RGB	rgb(33, 88, 158)
HSL	hsl(214, 65%, 37%)
HSV	hsv(214, 79%, 62%)
CMYK	cmyk(79.1%, 44.3%, 0%, 38%)
CIE-LAB	lab(37.43, 7.99, -43.15)
CIE-LCH	lch(37.43, 43.88, 280.48°)
OKLab	oklab(46.27% -0.0305 -0.1236)
OKLCH	oklch(46.27% 0.127 256.2)
XYZ	xyz(10.2862, 9.7702, 33.6848)
Luminance	0.0977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21589E #9E6721

analogous

#21979E #21589E #29219E

triadic

#21589E #9E2158 #589E21

tetradic

#21589E #9E2197 #9E6721 #219E29

square

#21589E #9E2197 #9E6721 #219E29

split-complementary

#21589E #9E2921 #979E21

monochromatic

#0C2039 #163C6B #21589E #2C74D1 #5C95DD

Accessibility & contrast

On white

7.11

#21589E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#21589E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21589E

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21589E	#FFFFFF	#000000	##FFFFFF
##21589E	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355EA1

Deuteranopia (green-blind)

#1C539D

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #21589e;
/* rgb */ color: rgb(33, 88, 158);
/* oklch */ color: oklch(46.3% 0.127 256.2);

Tailwind

colors: {
  custom: {
    50: '#7086bb',
    500: '#21589e',
    950: '#000000',
  },
}

SCSS

$custom: #21589e;
$custom-light: #7086bb;
$custom-dark: #000000;

JSON

{
  "hex": "#21589e",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 158
  },
  "hsl": {
    "h": 213.6,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.4627,
    "c": 0.12732,
    "h": 256.2
  },
  "luminance": 0.09771
}

Semantic roles & 50–950 ramp

primary

#21589E

secondary

#C19459

accent

#9E3FE8

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #21589E

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

Preview Lab → · Contrast checker → · Palette generator →