#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
RGBrgb(89, 179, 221)
HSLhsl(199, 66%, 61%)
HSVhsv(199, 60%, 87%)
CMYKcmyk(59.7%, 19%, 0%, 13.3%)
CIE-LABlab(69.17, -14.68, -29.22)
CIE-LCHlch(69.17, 32.70, 243.32°)
OKLaboklab(72.8% -0.0665 -0.0816)
OKLCHoklch(72.8% 0.105 230.8)
XYZxyz(33.2860, 39.5813, 74.2784)
Luminance0.3958 (WCAG relative)
Temperaturecool
Familycyan

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
##59B3DD1.002.368.928.92
#FFFFFF2.361.0021.0021.00
#0000008.9221.001.001.00
##0000008.9221.001.001.00

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 →

#59B3DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva