#3FB5CF#3FB5CF

#3FB5CF is a light, moderate cyan. Relative luminance 0.386; OKLCH L 71.9% C 0.109 H 215.5°. Best body text is #000000 at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#3FB5CF
RGB	rgb(63, 181, 207)
HSL	hsl(191, 60%, 53%)
HSV	hsv(191, 70%, 81%)
CMYK	cmyk(69.6%, 12.6%, 0%, 18.8%)
CIE-LAB	lab(68.47, -24.28, -22.69)
CIE-LCH	lch(68.47, 33.23, 223.06°)
OKLab	oklab(71.85% -0.0887 -0.0632)
OKLCH	oklch(71.85% 0.109 215.5)
XYZ	xyz(29.8315, 38.6061, 64.8989)
Luminance	0.3861 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB5CF #CF593F

analogous

#3FCFA1 #3FB5CF #3F6DCF

triadic

#3FB5CF #CF3FB5 #B5CF3F

tetradic

#3FB5CF #A13FCF #CF593F #6DCF3F

square

#3FB5CF #A13FCF #CF593F #6DCF3F

split-complementary

#3FB5CF #CF3F6D #CFA13F

monochromatic

#1E6676 #2A90A7 #3FB5CF #70C8DB #A1DBE7

Accessibility & contrast

On white

2.41

#3FB5CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.72

#3FB5CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB5CF

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB5CF	#FFFFFF	#000000	##000000
##3FB5CF	1.00	2.41	8.72	8.72
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.72	21.00	1.00	1.00
##000000	8.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AFD0

Deuteranopia (green-blind)

#8FA1CF

Tritanopia (blue-blind)

#00BFBD

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb5cf;
/* rgb */ color: rgb(63, 181, 207);
/* oklch */ color: oklch(71.9% 0.109 215.5);

Tailwind

colors: {
  custom: {
    50: '#86cbdd',
    500: '#3fb5cf',
    950: '#000000',
  },
}

SCSS

$custom: #3fb5cf;
$custom-light: #86cbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb5cf",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 207
  },
  "hsl": {
    "h": 190.833,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.71852,
    "c": 0.10887,
    "h": 215.5
  },
  "luminance": 0.3861
}

Semantic roles & 50–950 ramp

primary

#3FB5CF

secondary

#D4A196

accent

#6145E3

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3FB5CF

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

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