#59B9EF#59B9EF

#59B9EF is a light, moderate cyan. Relative luminance 0.431; OKLCH L 75.0% C 0.119 H 236.1°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#59B9EF
RGB	rgb(89, 185, 239)
HSL	hsl(202, 82%, 64%)
HSV	hsv(202, 63%, 94%)
CMYK	cmyk(62.8%, 22.6%, 0%, 6.3%)
CIE-LAB	lab(71.59, -12.31, -35.28)
CIE-LCH	lch(71.59, 37.37, 250.76°)
OKLab	oklab(74.96% -0.0665 -0.0989)
OKLCH	oklch(74.96% 0.119 236.1)
XYZ	xyz(37.0428, 43.0500, 88.0019)
Luminance	0.4305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B9EF #EF8F59

analogous

#59EFDA #59B9EF #596EEF

triadic

#59B9EF #EF59B9 #B9EF59

tetradic

#59B9EF #DA59EF #EF8F59 #6EEF59

square

#59B9EF #DA59EF #EF8F59 #6EEF59

split-complementary

#59B9EF #EF596E #EFDA59

monochromatic

#127FBC #21A1EA #59B9EF #91D1F4 #C9E8FA

Accessibility & contrast

On white

2.19

#59B9EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#59B9EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B9EF

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B9EF	#FFFFFF	#000000	##000000
##59B9EF	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB8F2

Deuteranopia (green-blind)

#8BA9EE

Tritanopia (blue-blind)

#00C7CB

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #59b9ef;
/* rgb */ color: rgb(89, 185, 239);
/* oklch */ color: oklch(75.0% 0.119 236.1);

Tailwind

colors: {
  custom: {
    50: '#95cef4',
    500: '#59b9ef',
    950: '#000000',
  },
}

SCSS

$custom: #59b9ef;
$custom-light: #95cef4;
$custom-dark: #000000;

JSON

{
  "hex": "#59b9ef",
  "rgb": {
    "r": 89,
    "g": 185,
    "b": 239
  },
  "hsl": {
    "h": 201.6,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.74961,
    "c": 0.11923,
    "h": 236.1
  },
  "luminance": 0.43054
}

Semantic roles & 50–950 ramp

primary

#59B9EF

secondary

#ECCBB8

accent

#5407DF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #59B9EF

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

Preview Lab → · Contrast checker → · Palette generator →