#59B4DC#59B4DC

#59B4DC is a light, moderate cyan. Relative luminance 0.399; OKLCH L 73.0% C 0.104 H 229.3°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#59B4DC
RGB	rgb(89, 180, 220)
HSL	hsl(198, 65%, 61%)
HSV	hsv(198, 60%, 86%)
CMYK	cmyk(59.5%, 18.2%, 0%, 13.7%)
CIE-LAB	lab(69.42, -15.51, -28.28)
CIE-LCH	lch(69.42, 32.26, 241.25°)
OKLab	oklab(72.99% -0.0679 -0.0789)
OKLCH	oklch(72.99% 0.104 229.3)
XYZ	xyz(33.3543, 39.9304, 73.6458)
Luminance	0.3993 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B4DC #DC8159

analogous

#59DCC3 #59B4DC #5972DC

triadic

#59B4DC #DC59B4 #B4DC59

tetradic

#59B4DC #C359DC #DC8159 #72DC59

square

#59B4DC #C359DC #DC8159 #72DC59

split-complementary

#59B4DC #DC5972 #DCC359

monochromatic

#20759A #2B9BCD #59B4DC #8CCBE7 #BEE2F1

Accessibility & contrast

On white

2.34

#59B4DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.99

#59B4DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B4DC

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B4DC	#FFFFFF	#000000	##000000
##59B4DC	1.00	2.34	8.99	8.99
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.99	21.00	1.00	1.00
##000000	8.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB1DE

Deuteranopia (green-blind)

#8DA4DB

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #59b4dc;
/* rgb */ color: rgb(89, 180, 220);
/* oklch */ color: oklch(73.0% 0.104 229.3);

Tailwind

colors: {
  custom: {
    50: '#93cae7',
    500: '#59b4dc',
    950: '#000000',
  },
}

SCSS

$custom: #59b4dc;
$custom-light: #93cae7;
$custom-dark: #000000;

JSON

{
  "hex": "#59b4dc",
  "rgb": {
    "r": 89,
    "g": 180,
    "b": 220
  },
  "hsl": {
    "h": 198.321,
    "s": 65.174,
    "l": 60.588
  },
  "oklch": {
    "l": 0.72991,
    "c": 0.1041,
    "h": 229.3
  },
  "luminance": 0.39934
}

Semantic roles & 50–950 ramp

primary

#59B4DC

secondary

#E1BFAF

accent

#5018CD

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B4DC

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

Preview Lab → · Contrast checker → · Palette generator →