#39B8D4#39B8D4

#39B8D4 is a light, moderate cyan. Relative luminance 0.399; OKLCH L 72.6% C 0.114 H 216.0°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#39B8D4
RGB	rgb(57, 184, 212)
HSL	hsl(191, 64%, 53%)
HSV	hsv(191, 73%, 83%)
CMYK	cmyk(73.1%, 13.2%, 0%, 16.9%)
CIE-LAB	lab(69.40, -25.01, -24.01)
CIE-LCH	lch(69.40, 34.68, 223.83°)
OKLab	oklab(72.62% -0.0923 -0.067)
OKLCH	oklch(72.62% 0.114 216)
XYZ	xyz(30.7065, 39.9007, 68.3578)
Luminance	0.3990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B8D4 #D45539

analogous

#39D4A3 #39B8D4 #396AD4

triadic

#39B8D4 #D439B8 #B8D439

tetradic

#39B8D4 #A339D4 #D45539 #6AD439

square

#39B8D4 #A339D4 #D45539 #6AD439

split-complementary

#39B8D4 #D4396A #D4A339

monochromatic

#1A6778 #2593AB #39B8D4 #6BCADF #9EDCEA

Accessibility & contrast

On white

2.34

#39B8D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#39B8D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B8D4

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B8D4	#FFFFFF	#000000	##000000
##39B8D4	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B2D6

Deuteranopia (green-blind)

#90A3D4

Tritanopia (blue-blind)

#00C2C1

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #39b8d4;
/* rgb */ color: rgb(57, 184, 212);
/* oklch */ color: oklch(72.6% 0.114 216.0);

Tailwind

colors: {
  custom: {
    50: '#85cde1',
    500: '#39b8d4',
    950: '#000000',
  },
}

SCSS

$custom: #39b8d4;
$custom-light: #85cde1;
$custom-dark: #000000;

JSON

{
  "hex": "#39b8d4",
  "rgb": {
    "r": 57,
    "g": 184,
    "b": 212
  },
  "hsl": {
    "h": 190.839,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.72624,
    "c": 0.11406,
    "h": 216
  },
  "luminance": 0.39904
}

Semantic roles & 50–950 ramp

primary

#39B8D4

secondary

#D69F93

accent

#5F40E7

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #39B8D4

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

Preview Lab → · Contrast checker → · Palette generator →