#39B5DA#39B5DA

#39B5DA is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.2% C 0.118 H 222.3°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#39B5DA
RGB	rgb(57, 181, 218)
HSL	hsl(194, 69%, 54%)
HSV	hsv(194, 74%, 85%)
CMYK	cmyk(73.9%, 17%, 0%, 14.5%)
CIE-LAB	lab(68.73, -21.57, -28.32)
CIE-LCH	lch(68.73, 35.60, 232.70°)
OKLab	oklab(72.16% -0.0871 -0.0792)
OKLCH	oklch(72.16% 0.118 222.3)
XYZ	xyz(30.8608, 38.9759, 72.2127)
Luminance	0.3898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B5DA #DA5E39

analogous

#39DAAF #39B5DA #3965DA

triadic

#39B5DA #DA39B5 #B5DA39

tetradic

#39B5DA #AF39DA #DA5E39 #65DA39

square

#39B5DA #AF39DA #DA5E39 #65DA39

split-complementary

#39B5DA #DA3965 #DAAF39

monochromatic

#186981 #2292B4 #39B5DA #6DC8E4 #A0DCED

Accessibility & contrast

On white

2.39

#39B5DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#39B5DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B5DA

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B5DA	#FFFFFF	#000000	##000000
##39B5DA	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB1DC

Deuteranopia (green-blind)

#8AA1DA

Tritanopia (blue-blind)

#00C1C1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #39b5da;
/* rgb */ color: rgb(57, 181, 218);
/* oklch */ color: oklch(72.2% 0.118 222.3);

Tailwind

colors: {
  custom: {
    50: '#86cbe5',
    500: '#39b5da',
    950: '#000000',
  },
}

SCSS

$custom: #39b5da;
$custom-light: #86cbe5;
$custom-dark: #000000;

JSON

{
  "hex": "#39b5da",
  "rgb": {
    "r": 57,
    "g": 181,
    "b": 218
  },
  "hsl": {
    "h": 193.789,
    "s": 68.511,
    "l": 53.922
  },
  "oklch": {
    "l": 0.72163,
    "c": 0.11777,
    "h": 222.3
  },
  "luminance": 0.3898
}

Semantic roles & 50–950 ramp

primary

#39B5DA

secondary

#DAA595

accent

#653CEB

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #39B5DA

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

Preview Lab → · Contrast checker → · Palette generator →