#39ABC4#39ABC4

#39ABC4 is a light, moderate cyan. Relative luminance 0.340; OKLCH L 68.8% C 0.105 H 215.5°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#39ABC4
RGB	rgb(57, 171, 196)
HSL	hsl(191, 55%, 50%)
HSV	hsv(191, 71%, 77%)
CMYK	cmyk(70.9%, 12.8%, 0%, 23.1%)
CIE-LAB	lab(64.95, -23.46, -22.00)
CIE-LCH	lch(64.95, 32.16, 223.16°)
OKLab	oklab(68.85% -0.0858 -0.0613)
OKLCH	oklch(68.85% 0.105 215.5)
XYZ	xyz(26.2099, 33.9782, 57.3910)
Luminance	0.3398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39ABC4 #C45239

analogous

#39C497 #39ABC4 #3966C4

triadic

#39ABC4 #C439AB #ABC439

tetradic

#39ABC4 #9739C4 #C45239 #66C439

square

#39ABC4 #9739C4 #C45239 #66C439

split-complementary

#39ABC4 #C43966 #C49739

monochromatic

#1D5865 #2B8295 #39ABC4 #67C0D3 #97D3E1

Accessibility & contrast

On white

2.69

#39ABC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#39ABC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39ABC4

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39ABC4	#FFFFFF	#000000	##000000
##39ABC4	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA6C5

Deuteranopia (green-blind)

#8697C4

Tritanopia (blue-blind)

#00B4B3

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #39abc4;
/* rgb */ color: rgb(57, 171, 196);
/* oklch */ color: oklch(68.8% 0.105 215.5);

Tailwind

colors: {
  custom: {
    50: '#82c4d6',
    500: '#39abc4',
    950: '#000000',
  },
}

SCSS

$custom: #39abc4;
$custom-light: #82c4d6;
$custom-dark: #000000;

JSON

{
  "hex": "#39abc4",
  "rgb": {
    "r": 57,
    "g": 171,
    "b": 196
  },
  "hsl": {
    "h": 190.791,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.68849,
    "c": 0.10547,
    "h": 215.5
  },
  "luminance": 0.33981
}

Semantic roles & 50–950 ramp

primary

#39ABC4

secondary

#CC988D

accent

#644ADE

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #39ABC4

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

Preview Lab → · Contrast checker → · Palette generator →