#3FB6E4#3FB6E4

#3FB6E4 is a light, vivid cyan. Relative luminance 0.401; OKLCH L 73.0% C 0.122 H 228.1°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#3FB6E4
RGB	rgb(63, 182, 228)
HSL	hsl(197, 75%, 57%)
HSV	hsv(197, 72%, 89%)
CMYK	cmyk(72.4%, 20.2%, 0%, 10.6%)
CIE-LAB	lab(69.55, -18.12, -32.52)
CIE-LCH	lch(69.55, 37.23, 240.88°)
OKLab	oklab(72.98% -0.0817 -0.0912)
OKLCH	oklch(72.98% 0.122 228.1)
XYZ	xyz(32.7758, 40.1103, 79.3984)
Luminance	0.4011 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB6E4 #E46D3F

analogous

#3FE4BF #3FB6E4 #3F64E4

triadic

#3FB6E4 #E43FB6 #B6E43F

tetradic

#3FB6E4 #BF3FE4 #E46D3F #64E43F

square

#3FB6E4 #BF3FE4 #E46D3F #64E43F

split-complementary

#3FB6E4 #E43F64 #E4BF3F

monochromatic

#157094 #1C99C9 #3FB6E4 #75CAEC #AADFF3

Accessibility & contrast

On white

2.33

#3FB6E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#3FB6E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB6E4

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB6E4	#FFFFFF	#000000	##000000
##3FB6E4	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB3E6

Deuteranopia (green-blind)

#87A3E3

Tritanopia (blue-blind)

#00C3C5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #3fb6e4;
/* rgb */ color: rgb(63, 182, 228);
/* oklch */ color: oklch(73.0% 0.122 228.1);

Tailwind

colors: {
  custom: {
    50: '#89ccec',
    500: '#3fb6e4',
    950: '#000000',
  },
}

SCSS

$custom: #3fb6e4;
$custom-light: #89ccec;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb6e4",
  "rgb": {
    "r": 63,
    "g": 182,
    "b": 228
  },
  "hsl": {
    "h": 196.727,
    "s": 75.342,
    "l": 57.059
  },
  "oklch": {
    "l": 0.72981,
    "c": 0.12249,
    "h": 228.1
  },
  "luminance": 0.40114
}

Semantic roles & 50–950 ramp

primary

#3FB6E4

secondary

#E1B19E

accent

#6A36F2

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3FB6E4

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

Preview Lab → · Contrast checker → · Palette generator →