#3FB4E0#3FB4E0

#3FB4E0 is a light, moderate cyan. Relative luminance 0.391; OKLCH L 72.3% C 0.120 H 227.4°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#3FB4E0
RGB	rgb(63, 180, 224)
HSL	hsl(196, 72%, 56%)
HSV	hsv(196, 72%, 88%)
CMYK	cmyk(71.9%, 19.6%, 0%, 12.2%)
CIE-LAB	lab(68.81, -18.37, -31.48)
CIE-LCH	lch(68.81, 36.45, 239.74°)
OKLab	oklab(72.34% -0.0812 -0.0883)
OKLCH	oklch(72.34% 0.12 227.4)
XYZ	xyz(31.8202, 39.0774, 76.3722)
Luminance	0.3908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB4E0 #E06B3F

analogous

#3FE0BC #3FB4E0 #3F64E0

triadic

#3FB4E0 #E03FB4 #B4E03F

tetradic

#3FB4E0 #BC3FE0 #E06B3F #64E03F

square

#3FB4E0 #BC3FE0 #E06B3F #64E03F

split-complementary

#3FB4E0 #E03F64 #E0BC3F

monochromatic

#176D8E #1F96C2 #3FB4E0 #74C9E9 #A8DDF1

Accessibility & contrast

On white

2.38

#3FB4E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#3FB4E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB4E0

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB4E0	#FFFFFF	#000000	##000000
##3FB4E0	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB1E2

Deuteranopia (green-blind)

#87A1DF

Tritanopia (blue-blind)

#00C1C2

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3fb4e0;
/* rgb */ color: rgb(63, 180, 224);
/* oklch */ color: oklch(72.3% 0.120 227.4);

Tailwind

colors: {
  custom: {
    50: '#89cae9',
    500: '#3fb4e0',
    950: '#000000',
  },
}

SCSS

$custom: #3fb4e0;
$custom-light: #89cae9;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb4e0",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 224
  },
  "hsl": {
    "h": 196.398,
    "s": 72.197,
    "l": 56.275
  },
  "oklch": {
    "l": 0.72337,
    "c": 0.11996,
    "h": 227.4
  },
  "luminance": 0.39081
}

Semantic roles & 50–950 ramp

primary

#3FB4E0

secondary

#DFAE9C

accent

#6B39EF

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3FB4E0

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

Preview Lab → · Contrast checker → · Palette generator →