#59B4DA#59B4DA

#59B4DA is a light, moderate cyan. Relative luminance 0.398; OKLCH L 72.9% C 0.102 H 228.0°. Best body text is #000000 at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#59B4DA
RGB	rgb(89, 180, 218)
HSL	hsl(198, 64%, 60%)
HSV	hsv(198, 59%, 85%)
CMYK	cmyk(59.2%, 17.4%, 0%, 14.5%)
CIE-LAB	lab(69.34, -16.12, -27.31)
CIE-LCH	lch(69.34, 31.71, 239.44°)
OKLab	oklab(72.91% -0.0686 -0.0761)
OKLCH	oklch(72.91% 0.102 228)
XYZ	xyz(33.0911, 39.8251, 72.2592)
Luminance	0.3983 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B4DA #DA7F59

analogous

#59DABF #59B4DA #5974DA

triadic

#59B4DA #DA59B4 #B4DA59

tetradic

#59B4DA #BF59DA #DA7F59 #74DA59

square

#59B4DA #BF59DA #DA7F59 #74DA59

split-complementary

#59B4DA #DA5974 #DABF59

monochromatic

#227497 #2D9BC9 #59B4DA #8BCBE5 #BDE1F0

Accessibility & contrast

On white

2.34

#59B4DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.97

#59B4DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B4DA

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B4DA	#FFFFFF	#000000	##000000
##59B4DA	1.00	2.34	8.97	8.97
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.97	21.00	1.00	1.00
##000000	8.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B1DC

Deuteranopia (green-blind)

#8EA3DA

Tritanopia (blue-blind)

#00BFC0

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #59b4da;
/* rgb */ color: rgb(89, 180, 218);
/* oklch */ color: oklch(72.9% 0.102 228.0);

Tailwind

colors: {
  custom: {
    50: '#93cae5',
    500: '#59b4da',
    950: '#000000',
  },
}

SCSS

$custom: #59b4da;
$custom-light: #93cae5;
$custom-dark: #000000;

JSON

{
  "hex": "#59b4da",
  "rgb": {
    "r": 89,
    "g": 180,
    "b": 218
  },
  "hsl": {
    "h": 197.674,
    "s": 63.547,
    "l": 60.196
  },
  "oklch": {
    "l": 0.72906,
    "c": 0.10248,
    "h": 228
  },
  "luminance": 0.39828
}

Semantic roles & 50–950 ramp

primary

#59B4DA

secondary

#E0BDAF

accent

#4E1ACB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #59B4DA

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

Preview Lab → · Contrast checker → · Palette generator →