#59B0E8#59B0E8

#59B0E8 is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.6% C 0.117 H 239.4°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#59B0E8
RGB	rgb(89, 176, 232)
HSL	hsl(203, 76%, 63%)
HSV	hsv(203, 62%, 91%)
CMYK	cmyk(61.6%, 24.1%, 0%, 9%)
CIE-LAB	lab(68.75, -9.65, -35.88)
CIE-LCH	lch(68.75, 37.16, 254.95°)
OKLab	oklab(72.61% -0.0596 -0.1007)
OKLCH	oklch(72.61% 0.117 239.4)
XYZ	xyz(34.2051, 38.9973, 82.0529)
Luminance	0.3900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B0E8 #E89159

analogous

#59E8D9 #59B0E8 #5968E8

triadic

#59B0E8 #E859B0 #B0E859

tetradic

#59B0E8 #D959E8 #E89159 #68E859

square

#59B0E8 #D959E8 #E89159 #68E859

split-complementary

#59B0E8 #E85968 #E8D959

monochromatic

#1874AE #2396E1 #59B0E8 #8FCAEF #C5E3F7

Accessibility & contrast

On white

2.39

#59B0E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#59B0E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B0E8

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B0E8	#FFFFFF	#000000	##000000
##59B0E8	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96B0EB

Deuteranopia (green-blind)

#83A1E7

Tritanopia (blue-blind)

#00BEC3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #59b0e8;
/* rgb */ color: rgb(89, 176, 232);
/* oklch */ color: oklch(72.6% 0.117 239.4);

Tailwind

colors: {
  custom: {
    50: '#94c7ef',
    500: '#59b0e8',
    950: '#000000',
  },
}

SCSS

$custom: #59b0e8;
$custom-light: #94c7ef;
$custom-dark: #000000;

JSON

{
  "hex": "#59b0e8",
  "rgb": {
    "r": 89,
    "g": 176,
    "b": 232
  },
  "hsl": {
    "h": 203.497,
    "s": 75.661,
    "l": 62.941
  },
  "oklch": {
    "l": 0.72615,
    "c": 0.11701,
    "h": 239.4
  },
  "luminance": 0.39001
}

Semantic roles & 50–950 ramp

primary

#59B0E8

secondary

#E8C9B5

accent

#5D0ED8

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B0E8

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

Preview Lab → · Contrast checker → · Palette generator →