#59B0EA#59B0EA

#59B0EA is a light, moderate cyan. Relative luminance 0.391; OKLCH L 72.7% C 0.119 H 240.3°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#59B0EA
RGB	rgb(89, 176, 234)
HSL	hsl(204, 78%, 63%)
HSV	hsv(204, 62%, 92%)
CMYK	cmyk(62%, 24.8%, 0%, 8.2%)
CIE-LAB	lab(68.83, -9.02, -36.84)
CIE-LCH	lch(68.83, 37.93, 256.24°)
OKLab	oklab(72.71% -0.0589 -0.1035)
OKLCH	oklch(72.71% 0.119 240.3)
XYZ	xyz(34.4908, 39.1116, 83.5576)
Luminance	0.3911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B0EA #EA9359

analogous

#59EADB #59B0EA #5967EA

triadic

#59B0EA #EA59B0 #B0EA59

tetradic

#59B0EA #DB59EA #EA9359 #67EA59

square

#59B0EA #DB59EA #EA9359 #67EA59

split-complementary

#59B0EA #EA5967 #EADB59

monochromatic

#1774B2 #2396E3 #59B0EA #8FCAF1 #C6E4F8

Accessibility & contrast

On white

2.38

#59B0EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#59B0EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B0EA

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B0EA	#FFFFFF	#000000	##000000
##59B0EA	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96B0ED

Deuteranopia (green-blind)

#82A2E9

Tritanopia (blue-blind)

#00BEC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #59b0ea;
/* rgb */ color: rgb(89, 176, 234);
/* oklch */ color: oklch(72.7% 0.119 240.3);

Tailwind

colors: {
  custom: {
    50: '#94c7f1',
    500: '#59b0ea',
    950: '#000000',
  },
}

SCSS

$custom: #59b0ea;
$custom-light: #94c7f1;
$custom-dark: #000000;

JSON

{
  "hex": "#59b0ea",
  "rgb": {
    "r": 89,
    "g": 176,
    "b": 234
  },
  "hsl": {
    "h": 204,
    "s": 77.54,
    "l": 63.333
  },
  "oklch": {
    "l": 0.72707,
    "c": 0.11909,
    "h": 240.3
  },
  "luminance": 0.39115
}

Semantic roles & 50–950 ramp

primary

#59B0EA

secondary

#E9CAB6

accent

#5E0CDA

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B0EA

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

Preview Lab → · Contrast checker → · Palette generator →