#3FB5CD#3FB5CD

#3FB5CD is a light, moderate cyan. Relative luminance 0.385; OKLCH L 71.8% C 0.108 H 214.0°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#3FB5CD
RGB	rgb(63, 181, 205)
HSL	hsl(190, 59%, 53%)
HSV	hsv(190, 69%, 80%)
CMYK	cmyk(69.3%, 11.7%, 0%, 19.6%)
CIE-LAB	lab(68.39, -24.90, -21.69)
CIE-LCH	lch(68.39, 33.02, 221.07°)
OKLab	oklab(71.77% -0.0894 -0.0604)
OKLCH	oklch(71.77% 0.108 214)
XYZ	xyz(29.5886, 38.5089, 63.6193)
Luminance	0.3851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB5CD #CD573F

analogous

#3FCD9E #3FB5CD #3F6ECD

triadic

#3FB5CD #CD3FB5 #B5CD3F

tetradic

#3FB5CD #9E3FCD #CD573F #6ECD3F

square

#3FB5CD #9E3FCD #CD573F #6ECD3F

split-complementary

#3FB5CD #CD3F6E #CD9E3F

monochromatic

#1E6574 #2B90A4 #3FB5CD #70C8DA #A0DAE6

Accessibility & contrast

On white

2.41

#3FB5CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#3FB5CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB5CD

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB5CD	#FFFFFF	#000000	##000000
##3FB5CD	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4AFCE

Deuteranopia (green-blind)

#8FA0CD

Tritanopia (blue-blind)

#00BEBC

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #3fb5cd;
/* rgb */ color: rgb(63, 181, 205);
/* oklch */ color: oklch(71.8% 0.108 214.0);

Tailwind

colors: {
  custom: {
    50: '#86cbdc',
    500: '#3fb5cd',
    950: '#000000',
  },
}

SCSS

$custom: #3fb5cd;
$custom-light: #86cbdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb5cd",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 205
  },
  "hsl": {
    "h": 190.141,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.71771,
    "c": 0.10792,
    "h": 214
  },
  "luminance": 0.38512
}

Semantic roles & 50–950 ramp

primary

#3FB5CD

secondary

#D39F95

accent

#6046E2

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #3FB5CD

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

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