#59B3DA#59B3DA

#59B3DA is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.7% C 0.103 H 228.9°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#59B3DA
RGB	rgb(89, 179, 218)
HSL	hsl(198, 64%, 60%)
HSV	hsv(198, 59%, 85%)
CMYK	cmyk(59.2%, 17.9%, 0%, 14.5%)
CIE-LAB	lab(69.06, -15.59, -27.75)
CIE-LCH	lch(69.06, 31.83, 240.67°)
OKLab	oklab(72.68% -0.0675 -0.0774)
OKLCH	oklch(72.68% 0.103 228.9)
XYZ	xyz(32.8899, 39.4228, 72.1921)
Luminance	0.3943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B3DA #DA8059

analogous

#59DAC1 #59B3DA #5972DA

triadic

#59B3DA #DA59B3 #B3DA59

tetradic

#59B3DA #C159DA #DA8059 #72DA59

square

#59B3DA #C159DA #DA8059 #72DA59

split-complementary

#59B3DA #DA5972 #DAC159

monochromatic

#227397 #2D9AC9 #59B3DA #8BCAE5 #BDE1F0

Accessibility & contrast

On white

2.36

#59B3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.89

#59B3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B3DA

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B3DA	#FFFFFF	#000000	##000000
##59B3DA	1.00	2.36	8.89	8.89
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.89	21.00	1.00	1.00
##000000	8.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB0DC

Deuteranopia (green-blind)

#8DA3D9

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #59b3da;
/* rgb */ color: rgb(89, 179, 218);
/* oklch */ color: oklch(72.7% 0.103 228.9);

Tailwind

colors: {
  custom: {
    50: '#93c9e5',
    500: '#59b3da',
    950: '#000000',
  },
}

SCSS

$custom: #59b3da;
$custom-light: #93c9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#59b3da",
  "rgb": {
    "r": 89,
    "g": 179,
    "b": 218
  },
  "hsl": {
    "h": 198.14,
    "s": 63.547,
    "l": 60.196
  },
  "oklch": {
    "l": 0.72676,
    "c": 0.10272,
    "h": 228.9
  },
  "luminance": 0.39426
}

Semantic roles & 50–950 ramp

primary

#59B3DA

secondary

#E0BEAF

accent

#501ACB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #59B3DA

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

Preview Lab → · Contrast checker → · Palette generator →