#59D1EB#59D1EB

#59D1EB is a light, moderate cyan. Relative luminance 0.537; OKLCH L 80.3% C 0.112 H 214.4°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#59D1EB
RGB	rgb(89, 209, 235)
HSL	hsl(191, 78%, 64%)
HSV	hsv(191, 62%, 92%)
CMYK	cmyk(62.1%, 11.1%, 0%, 7.8%)
CIE-LAB	lab(78.30, -25.89, -22.82)
CIE-LCH	lch(78.30, 34.51, 221.40°)
OKLab	oklab(80.27% -0.0925 -0.0634)
OKLCH	oklch(80.27% 0.112 214.4)
XYZ	xyz(41.9095, 53.7185, 86.7412)
Luminance	0.5372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59D1EB #EB7359

analogous

#59EBBC #59D1EB #5988EB

triadic

#59D1EB #EB59D1 #D1EB59

tetradic

#59D1EB #BC59EB #EB7359 #88EB59

square

#59D1EB #BC59EB #EB7359 #88EB59

split-complementary

#59D1EB #EB5988 #EBBC59

monochromatic

#1698B4 #22C2E4 #59D1EB #90E0F2 #C6EFF8

Accessibility & contrast

On white

1.79

#59D1EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#59D1EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59D1EB

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59D1EB	#FFFFFF	#000000	##000000
##59D1EB	1.00	1.79	11.74	11.74
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.74	21.00	1.00	1.00
##000000	11.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECBED

Deuteranopia (green-blind)

#A9BBEB

Tritanopia (blue-blind)

#00DBD9

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #59d1eb;
/* rgb */ color: rgb(89, 209, 235);
/* oklch */ color: oklch(80.3% 0.112 214.4);

Tailwind

colors: {
  custom: {
    50: '#96dff1',
    500: '#59d1eb',
    950: '#000000',
  },
}

SCSS

$custom: #59d1eb;
$custom-light: #96dff1;
$custom-dark: #000000;

JSON

{
  "hex": "#59d1eb",
  "rgb": {
    "r": 89,
    "g": 209,
    "b": 235
  },
  "hsl": {
    "h": 190.685,
    "s": 78.495,
    "l": 63.529
  },
  "oklch": {
    "l": 0.80272,
    "c": 0.11215,
    "h": 214.4
  },
  "luminance": 0.53723
}

Semantic roles & 50–950 ramp

primary

#59D1EB

secondary

#B44B34

accent

#300BDB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #59D1EB

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

Preview Lab → · Contrast checker → · Palette generator →