#3FBEE3#3FBEE3

#3FBEE3 is a light, moderate cyan. Relative luminance 0.434; OKLCH L 74.8% C 0.120 H 221.5°. Best body text is #000000 at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#3FBEE3
RGB	rgb(63, 190, 227)
HSL	hsl(194, 75%, 57%)
HSV	hsv(194, 72%, 89%)
CMYK	cmyk(72.2%, 16.3%, 0%, 11%)
CIE-LAB	lab(71.84, -22.58, -28.44)
CIE-LCH	lch(71.84, 36.31, 231.55°)
OKLab	oklab(74.81% -0.0898 -0.0795)
OKLCH	oklch(74.81% 0.12 221.5)
XYZ	xyz(34.3227, 43.4257, 79.2312)
Luminance	0.4343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBEE3 #E3643F

analogous

#3FE3B6 #3FBEE3 #3F6CE3

triadic

#3FBEE3 #E33FBE #BEE33F

tetradic

#3FBEE3 #B63FE3 #E3643F #6CE33F

square

#3FBEE3 #B63FE3 #E3643F #6CE33F

split-complementary

#3FBEE3 #E33F6C #E3B63F

monochromatic

#157692 #1DA1C8 #3FBEE3 #74D0EB #AAE2F3

Accessibility & contrast

On white

2.17

#3FBEE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.69

#3FBEE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBEE3

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBEE3	#FFFFFF	#000000	##000000
##3FBEE3	1.00	2.17	9.69	9.69
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.69	21.00	1.00	1.00
##000000	9.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B9E5

Deuteranopia (green-blind)

#92A9E3

Tritanopia (blue-blind)

#00CACA

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #3fbee3;
/* rgb */ color: rgb(63, 190, 227);
/* oklch */ color: oklch(74.8% 0.120 221.5);

Tailwind

colors: {
  custom: {
    50: '#8ad1ec',
    500: '#3fbee3',
    950: '#000000',
  },
}

SCSS

$custom: #3fbee3;
$custom-light: #8ad1ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbee3",
  "rgb": {
    "r": 63,
    "g": 190,
    "b": 227
  },
  "hsl": {
    "h": 193.537,
    "s": 74.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.74807,
    "c": 0.11993,
    "h": 221.5
  },
  "luminance": 0.4343
}

Semantic roles & 50–950 ramp

primary

#3FBEE3

secondary

#E0AD9D

accent

#6137F1

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #3FBEE3

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

Preview Lab → · Contrast checker → · Palette generator →