#59B0EC#59B0EC

#59B0EC is a light, vivid cyan. Relative luminance 0.392; OKLCH L 72.8% C 0.121 H 241.3°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#59B0EC
RGB	rgb(89, 176, 236)
HSL	hsl(204, 79%, 64%)
HSV	hsv(204, 62%, 93%)
CMYK	cmyk(62.3%, 25.4%, 0%, 7.5%)
CIE-LAB	lab(68.92, -8.39, -37.81)
CIE-LCH	lch(68.92, 38.72, 257.49°)
OKLab	oklab(72.8% -0.0583 -0.1063)
OKLCH	oklch(72.8% 0.121 241.3)
XYZ	xyz(34.7798, 39.2272, 85.0793)
Luminance	0.3923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B0EC #EC9559

analogous

#59ECDE #59B0EC #5966EC

triadic

#59B0EC #EC59B0 #B0EC59

tetradic

#59B0EC #DE59EC #EC9559 #66EC59

square

#59B0EC #DE59EC #EC9559 #66EC59

split-complementary

#59B0EC #EC5966 #ECDE59

monochromatic

#1574B6 #2296E6 #59B0EC #90CAF2 #C7E4F9

Accessibility & contrast

On white

2.37

#59B0EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#59B0EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B0EC

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B0EC	#FFFFFF	#000000	##000000
##59B0EC	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B0EF

Deuteranopia (green-blind)

#81A2EB

Tritanopia (blue-blind)

#00BFC5

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #59b0ec;
/* rgb */ color: rgb(89, 176, 236);
/* oklch */ color: oklch(72.8% 0.121 241.3);

Tailwind

colors: {
  custom: {
    50: '#95c7f2',
    500: '#59b0ec',
    950: '#000000',
  },
}

SCSS

$custom: #59b0ec;
$custom-light: #95c7f2;
$custom-dark: #000000;

JSON

{
  "hex": "#59b0ec",
  "rgb": {
    "r": 89,
    "g": 176,
    "b": 236
  },
  "hsl": {
    "h": 204.49,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.72801,
    "c": 0.12119,
    "h": 241.3
  },
  "luminance": 0.39231
}

Semantic roles & 50–950 ramp

primary

#59B0EC

secondary

#EACCB6

accent

#5F0ADC

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #59B0EC

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

Preview Lab → · Contrast checker → · Palette generator →