#3FC3E3#3FC3E3

#3FC3E3 is a light, moderate cyan. Relative luminance 0.456; OKLCH L 76.0% C 0.120 H 217.7°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#3FC3E3
RGB	rgb(63, 195, 227)
HSL	hsl(192, 75%, 57%)
HSV	hsv(192, 72%, 89%)
CMYK	cmyk(72.2%, 14.1%, 0%, 11%)
CIE-LAB	lab(73.30, -25.11, -26.20)
CIE-LCH	lch(73.30, 36.28, 226.22°)
OKLab	oklab(75.98% -0.0946 -0.0731)
OKLCH	oklch(75.98% 0.12 217.7)
XYZ	xyz(35.4243, 45.6289, 79.5984)
Luminance	0.4563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC3E3 #E35F3F

analogous

#3FE3B1 #3FC3E3 #3F71E3

triadic

#3FC3E3 #E33FC3 #C3E33F

tetradic

#3FC3E3 #B13FE3 #E35F3F #71E33F

square

#3FC3E3 #B13FE3 #E35F3F #71E33F

split-complementary

#3FC3E3 #E33F71 #E3B13F

monochromatic

#157A92 #1DA6C8 #3FC3E3 #74D4EB #AAE4F3

Accessibility & contrast

On white

2.07

#3FC3E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.13

#3FC3E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC3E3

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC3E3	#FFFFFF	#000000	##000000
##3FC3E3	1.00	2.07	10.13	10.13
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.13	21.00	1.00	1.00
##000000	10.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBDE5

Deuteranopia (green-blind)

#98ADE3

Tritanopia (blue-blind)

#00CECD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #3fc3e3;
/* rgb */ color: rgb(63, 195, 227);
/* oklch */ color: oklch(76.0% 0.120 217.7);

Tailwind

colors: {
  custom: {
    50: '#8ad5eb',
    500: '#3fc3e3',
    950: '#000000',
  },
}

SCSS

$custom: #3fc3e3;
$custom-light: #8ad5eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc3e3",
  "rgb": {
    "r": 63,
    "g": 195,
    "b": 227
  },
  "hsl": {
    "h": 191.707,
    "s": 74.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7598,
    "c": 0.11955,
    "h": 217.7
  },
  "luminance": 0.45633
}

Semantic roles & 50–950 ramp

primary

#3FC3E3

secondary

#E0AB9D

accent

#5B37F1

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #3FC3E3

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

Preview Lab → · Contrast checker → · Palette generator →