#39B4D1#39B4D1

#39B4D1 is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.5% C 0.112 H 217.2°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#39B4D1
RGB	rgb(57, 180, 209)
HSL	hsl(191, 62%, 52%)
HSV	hsv(191, 73%, 82%)
CMYK	cmyk(72.7%, 13.9%, 0%, 18%)
CIE-LAB	lab(68.10, -23.94, -24.35)
CIE-LCH	lch(68.10, 34.14, 225.49°)
OKLab	oklab(71.55% -0.0896 -0.0679)
OKLCH	oklch(71.55% 0.112 217.2)
XYZ	xyz(29.5124, 38.1123, 66.1103)
Luminance	0.3812 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B4D1 #D15639

analogous

#39D1A2 #39B4D1 #3968D1

triadic

#39B4D1 #D139B4 #B4D139

tetradic

#39B4D1 #A239D1 #D15639 #68D139

square

#39B4D1 #A239D1 #D15639 #68D139

split-complementary

#39B4D1 #D13968 #D1A239

monochromatic

#1B6375 #278EA6 #39B4D1 #6BC7DD #9CDAE8

Accessibility & contrast

On white

2.44

#39B4D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#39B4D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B4D1

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B4D1	#FFFFFF	#000000	##000000
##39B4D1	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1AFD3

Deuteranopia (green-blind)

#8C9FD1

Tritanopia (blue-blind)

#00BEBD

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #39b4d1;
/* rgb */ color: rgb(57, 180, 209);
/* oklch */ color: oklch(71.5% 0.112 217.2);

Tailwind

colors: {
  custom: {
    50: '#84cadf',
    500: '#39b4d1',
    950: '#000000',
  },
}

SCSS

$custom: #39b4d1;
$custom-light: #84cadf;
$custom-dark: #000000;

JSON

{
  "hex": "#39b4d1",
  "rgb": {
    "r": 57,
    "g": 180,
    "b": 209
  },
  "hsl": {
    "h": 191.447,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.71546,
    "c": 0.11244,
    "h": 217.2
  },
  "luminance": 0.38116
}

Semantic roles & 50–950 ramp

primary

#39B4D1

secondary

#D49E92

accent

#6242E5

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #39B4D1

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

Preview Lab → · Contrast checker → · Palette generator →