#59B3DD#59B3DD

#59B3DD is a light, moderate cyan. Relative luminance 0.396; OKLCH L 72.8% C 0.105 H 230.8°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#59B3DD
RGB	rgb(89, 179, 221)
HSL	hsl(199, 66%, 61%)
HSV	hsv(199, 60%, 87%)
CMYK	cmyk(59.7%, 19%, 0%, 13.3%)
CIE-LAB	lab(69.17, -14.68, -29.22)
CIE-LCH	lch(69.17, 32.70, 243.32°)
OKLab	oklab(72.8% -0.0665 -0.0816)
OKLCH	oklch(72.8% 0.105 230.8)
XYZ	xyz(33.2860, 39.5813, 74.2784)
Luminance	0.3958 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B3DD #DD8359

analogous

#59DDC5 #59B3DD #5971DD

triadic

#59B3DD #DD59B3 #B3DD59

tetradic

#59B3DD #C559DD #DD8359 #71DD59

square

#59B3DD #C559DD #DD8359 #71DD59

split-complementary

#59B3DD #DD5971 #DDC559

monochromatic

#20749C #2A9ACF #59B3DD #8CCAE7 #BFE2F2

Accessibility & contrast

On white

2.36

#59B3DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#59B3DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B3DD

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B3DD	#FFFFFF	#000000	##000000
##59B3DD	1.00	2.36	8.92	8.92
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB1DF

Deuteranopia (green-blind)

#8BA3DC

Tritanopia (blue-blind)

#00BFC1

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #59b3dd;
/* rgb */ color: rgb(89, 179, 221);
/* oklch */ color: oklch(72.8% 0.105 230.8);

Tailwind

colors: {
  custom: {
    50: '#93c9e7',
    500: '#59b3dd',
    950: '#000000',
  },
}

SCSS

$custom: #59b3dd;
$custom-light: #93c9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#59b3dd",
  "rgb": {
    "r": 89,
    "g": 179,
    "b": 221
  },
  "hsl": {
    "h": 199.091,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.72805,
    "c": 0.10523,
    "h": 230.8
  },
  "luminance": 0.39585
}

Semantic roles & 50–950 ramp

primary

#59B3DD

secondary

#E2C0B0

accent

#5218CE

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B3DD

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

Preview Lab → · Contrast checker → · Palette generator →