#21589A#21589A

#21589A is a mid, vivid cyan. Relative luminance 0.096; OKLCH L 46.0% C 0.122 H 255.1°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#21589A
RGB	rgb(33, 88, 154)
HSL	hsl(213, 65%, 37%)
HSV	hsv(213, 79%, 60%)
CMYK	cmyk(78.6%, 42.9%, 0%, 39.6%)
CIE-LAB	lab(37.18, 6.41, -41.15)
CIE-LCH	lch(37.18, 41.64, 278.86°)
OKLab	oklab(46% -0.0313 -0.1177)
OKLCH	oklch(46% 0.122 255.1)
XYZ	xyz(9.9475, 9.6347, 31.9010)
Luminance	0.0964 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21589A #9A6321

analogous

#21959A #21589A #26219A

triadic

#21589A #9A2158 #589A21

tetradic

#21589A #9A2195 #9A6321 #219A26

square

#21589A #9A2195 #9A6321 #219A26

split-complementary

#21589A #9A2621 #959A21

monochromatic

#0B1E35 #163B68 #21589A #2C75CC #5A95DC

Accessibility & contrast

On white

7.17

#21589A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#21589A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21589A

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21589A	#FFFFFF	#000000	##FFFFFF
##21589A	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375D9D

Deuteranopia (green-blind)

#225299

Tritanopia (blue-blind)

#006871

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #21589a;
/* rgb */ color: rgb(33, 88, 154);
/* oklch */ color: oklch(46.0% 0.122 255.1);

Tailwind

colors: {
  custom: {
    50: '#6f86b8',
    500: '#21589a',
    950: '#000000',
  },
}

SCSS

$custom: #21589a;
$custom-light: #6f86b8;
$custom-dark: #000000;

JSON

{
  "hex": "#21589a",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 154
  },
  "hsl": {
    "h": 212.727,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.45998,
    "c": 0.12183,
    "h": 255.1
  },
  "luminance": 0.09636
}

Semantic roles & 50–950 ramp

primary

#21589A

secondary

#C09057

accent

#9C40E8

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #21589A

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

Preview Lab → · Contrast checker → · Palette generator →