#3FB5D0#3FB5D0

#3FB5D0 is a light, moderate cyan. Relative luminance 0.387; OKLCH L 71.9% C 0.109 H 216.2°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3FB5D0
RGB	rgb(63, 181, 208)
HSL	hsl(191, 61%, 53%)
HSV	hsv(191, 70%, 82%)
CMYK	cmyk(69.7%, 13%, 0%, 18.4%)
CIE-LAB	lab(68.50, -23.97, -23.18)
CIE-LCH	lch(68.50, 33.34, 224.04°)
OKLab	oklab(71.89% -0.0883 -0.0646)
OKLCH	oklch(71.89% 0.109 216.2)
XYZ	xyz(29.9542, 38.6552, 65.5448)
Luminance	0.3866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB5D0 #D05A3F

analogous

#3FD0A2 #3FB5D0 #3F6DD0

triadic

#3FB5D0 #D03FB5 #B5D03F

tetradic

#3FB5D0 #A23FD0 #D05A3F #6DD03F

square

#3FB5D0 #A23FD0 #D05A3F #6DD03F

split-complementary

#3FB5D0 #D03F6D #D0A23F

monochromatic

#1D6777 #2991A9 #3FB5D0 #70C8DC #A1DBE8

Accessibility & contrast

On white

2.41

#3FB5D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#3FB5D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB5D0

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB5D0	#FFFFFF	#000000	##000000
##3FB5D0	1.00	2.41	8.73	8.73
#FFFFFF	2.41	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)

#A3B0D2

Deuteranopia (green-blind)

#8EA1D0

Tritanopia (blue-blind)

#00BFBD

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb5d0;
/* rgb */ color: rgb(63, 181, 208);
/* oklch */ color: oklch(71.9% 0.109 216.2);

Tailwind

colors: {
  custom: {
    50: '#87cbde',
    500: '#3fb5d0',
    950: '#000000',
  },
}

SCSS

$custom: #3fb5d0;
$custom-light: #87cbde;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb5d0",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 208
  },
  "hsl": {
    "h": 191.172,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.71892,
    "c": 0.10938,
    "h": 216.2
  },
  "luminance": 0.38659
}

Semantic roles & 50–950 ramp

primary

#3FB5D0

secondary

#D5A296

accent

#6244E4

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3FB5D0

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

Preview Lab → · Contrast checker → · Palette generator →