#59B3DB#59B3DB

#59B3DB is a light, moderate cyan. Relative luminance 0.395; OKLCH L 72.7% C 0.104 H 229.5°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#59B3DB
RGB	rgb(89, 179, 219)
HSL	hsl(198, 64%, 60%)
HSV	hsv(198, 59%, 86%)
CMYK	cmyk(59.4%, 18.3%, 0%, 14.1%)
CIE-LAB	lab(69.09, -15.29, -28.24)
CIE-LCH	lch(69.09, 32.11, 241.57°)
OKLab	oklab(72.72% -0.0672 -0.0788)
OKLCH	oklch(72.72% 0.104 229.5)
XYZ	xyz(33.0212, 39.4753, 72.8834)
Luminance	0.3948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B3DB #DB8159

analogous

#59DBC2 #59B3DB #5972DB

triadic

#59B3DB #DB59B3 #B3DB59

tetradic

#59B3DB #C259DB #DB8159 #72DB59

square

#59B3DB #C259DB #DB8159 #72DB59

split-complementary

#59B3DB #DB5972 #DBC259

monochromatic

#217499 #2C9ACB #59B3DB #8BCAE6 #BEE1F1

Accessibility & contrast

On white

2.36

#59B3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.90

#59B3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B3DB

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B3DB	#FFFFFF	#000000	##000000
##59B3DB	1.00	2.36	8.90	8.90
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.90	21.00	1.00	1.00
##000000	8.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB0DD

Deuteranopia (green-blind)

#8CA3DA

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #59b3db;
/* rgb */ color: rgb(89, 179, 219);
/* oklch */ color: oklch(72.7% 0.104 229.5);

Tailwind

colors: {
  custom: {
    50: '#93c9e6',
    500: '#59b3db',
    950: '#000000',
  },
}

SCSS

$custom: #59b3db;
$custom-light: #93c9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#59b3db",
  "rgb": {
    "r": 89,
    "g": 179,
    "b": 219
  },
  "hsl": {
    "h": 198.462,
    "s": 64.356,
    "l": 60.392
  },
  "oklch": {
    "l": 0.72719,
    "c": 0.10354,
    "h": 229.5
  },
  "luminance": 0.39479
}

Semantic roles & 50–950 ramp

primary

#59B3DB

secondary

#E1BEAF

accent

#5019CC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B3DB

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

Preview Lab → · Contrast checker → · Palette generator →