#39B5D4#39B5D4

#39B5D4 is a light, moderate cyan. Relative luminance 0.387; OKLCH L 71.9% C 0.114 H 218.4°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#39B5D4
RGB	rgb(57, 181, 212)
HSL	hsl(192, 64%, 53%)
HSV	hsv(192, 73%, 83%)
CMYK	cmyk(73.1%, 14.6%, 0%, 16.9%)
CIE-LAB	lab(68.51, -23.49, -25.38)
CIE-LCH	lch(68.51, 34.58, 227.20°)
OKLab	oklab(71.91% -0.0894 -0.0709)
OKLCH	oklch(71.91% 0.114 218.4)
XYZ	xyz(30.0899, 38.6675, 68.1523)
Luminance	0.3867 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B5D4 #D45839

analogous

#39D4A5 #39B5D4 #3967D4

triadic

#39B5D4 #D439B5 #B5D439

tetradic

#39B5D4 #A539D4 #D45839 #67D439

square

#39B5D4 #A539D4 #D45839 #67D439

split-complementary

#39B5D4 #D43967 #D4A539

monochromatic

#1A6678 #2590AB #39B5D4 #6BC8DF #9EDBEA

Accessibility & contrast

On white

2.40

#39B5D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#39B5D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B5D4

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B5D4	#FFFFFF	#000000	##000000
##39B5D4	1.00	2.40	8.73	8.73
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.73	21.00	1.00	1.00
##000000	8.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B0D6

Deuteranopia (green-blind)

#8CA0D4

Tritanopia (blue-blind)

#00C0BF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #39b5d4;
/* rgb */ color: rgb(57, 181, 212);
/* oklch */ color: oklch(71.9% 0.114 218.4);

Tailwind

colors: {
  custom: {
    50: '#85cbe1',
    500: '#39b5d4',
    950: '#000000',
  },
}

SCSS

$custom: #39b5d4;
$custom-light: #85cbe1;
$custom-dark: #000000;

JSON

{
  "hex": "#39b5d4",
  "rgb": {
    "r": 57,
    "g": 181,
    "b": 212
  },
  "hsl": {
    "h": 192,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.71909,
    "c": 0.11408,
    "h": 218.4
  },
  "luminance": 0.38671
}

Semantic roles & 50–950 ramp

primary

#39B5D4

secondary

#D6A093

accent

#6240E7

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #39B5D4

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

Preview Lab → · Contrast checker → · Palette generator →