#59C9EB#59C9EB

#59C9EB is a light, moderate cyan. Relative luminance 0.499; OKLCH L 78.4% C 0.112 H 221.0°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#59C9EB
RGB	rgb(89, 201, 235)
HSL	hsl(194, 78%, 64%)
HSV	hsv(194, 62%, 92%)
CMYK	cmyk(62.1%, 14.5%, 0%, 7.8%)
CIE-LAB	lab(76.00, -21.88, -26.32)
CIE-LCH	lch(76.00, 34.23, 230.27°)
OKLab	oklab(78.43% -0.0843 -0.0733)
OKLCH	oklch(78.43% 0.112 221)
XYZ	xyz(39.9958, 49.8912, 86.1033)
Luminance	0.4990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59C9EB #EB7B59

analogous

#59EBC4 #59C9EB #5980EB

triadic

#59C9EB #EB59C9 #C9EB59

tetradic

#59C9EB #C459EB #EB7B59 #80EB59

square

#59C9EB #C459EB #EB7B59 #80EB59

split-complementary

#59C9EB #EB5980 #EBC459

monochromatic

#168FB4 #22B7E4 #59C9EB #90DBF2 #C6EDF8

Accessibility & contrast

On white

1.91

#59C9EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#59C9EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59C9EB

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59C9EB	#FFFFFF	#000000	##000000
##59C9EB	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C4ED

Deuteranopia (green-blind)

#A0B5EB

Tritanopia (blue-blind)

#00D4D4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #59c9eb;
/* rgb */ color: rgb(89, 201, 235);
/* oklch */ color: oklch(78.4% 0.112 221.0);

Tailwind

colors: {
  custom: {
    50: '#96d9f1',
    500: '#59c9eb',
    950: '#000000',
  },
}

SCSS

$custom: #59c9eb;
$custom-light: #96d9f1;
$custom-dark: #000000;

JSON

{
  "hex": "#59c9eb",
  "rgb": {
    "r": 89,
    "g": 201,
    "b": 235
  },
  "hsl": {
    "h": 193.973,
    "s": 78.495,
    "l": 63.529
  },
  "oklch": {
    "l": 0.78431,
    "c": 0.11174,
    "h": 221
  },
  "luminance": 0.49895
}

Semantic roles & 50–950 ramp

primary

#59C9EB

secondary

#EAC2B6

accent

#3B0BDB

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #59C9EB

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

Preview Lab → · Contrast checker → · Palette generator →