#39B9D8#39B9D8

#39B9D8 is a light, moderate cyan. Relative luminance 0.405; OKLCH L 73.0% C 0.116 H 217.9°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#39B9D8
RGB	rgb(57, 185, 216)
HSL	hsl(192, 67%, 54%)
HSV	hsv(192, 74%, 85%)
CMYK	cmyk(73.6%, 14.4%, 0%, 15.3%)
CIE-LAB	lab(69.84, -24.26, -25.53)
CIE-LCH	lch(69.84, 35.21, 226.46°)
OKLab	oklab(73.03% -0.0917 -0.0713)
OKLCH	oklch(73.03% 0.116 217.9)
XYZ	xyz(31.4258, 40.5219, 71.1177)
Luminance	0.4053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B9D8 #D85839

analogous

#39D8A7 #39B9D8 #3969D8

triadic

#39B9D8 #D839B9 #B9D839

tetradic

#39B9D8 #A739D8 #D85839 #69D839

square

#39B9D8 #A739D8 #D85839 #69D839

split-complementary

#39B9D8 #D83969 #D8A739

monochromatic

#196A7E #2395B1 #39B9D8 #6CCBE2 #9FDDEC

Accessibility & contrast

On white

2.31

#39B9D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#39B9D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B9D8

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B9D8	#FFFFFF	#000000	##000000
##39B9D8	1.00	2.31	9.11	9.11
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DA

Deuteranopia (green-blind)

#8FA4D8

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #39b9d8;
/* rgb */ color: rgb(57, 185, 216);
/* oklch */ color: oklch(73.0% 0.116 217.9);

Tailwind

colors: {
  custom: {
    50: '#86cee4',
    500: '#39b9d8',
    950: '#000000',
  },
}

SCSS

$custom: #39b9d8;
$custom-light: #86cee4;
$custom-dark: #000000;

JSON

{
  "hex": "#39b9d8",
  "rgb": {
    "r": 57,
    "g": 185,
    "b": 216
  },
  "hsl": {
    "h": 191.698,
    "s": 67.089,
    "l": 53.529
  },
  "oklch": {
    "l": 0.73026,
    "c": 0.11616,
    "h": 217.9
  },
  "luminance": 0.40526
}

Semantic roles & 50–950 ramp

primary

#39B9D8

secondary

#D8A294

accent

#5F3EEA

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #39B9D8

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

Preview Lab → · Contrast checker → · Palette generator →