#3BC4E3#3BC4E3

#3BC4E3 is a light, vivid cyan. Relative luminance 0.460; OKLCH L 76.1% C 0.121 H 216.6°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#3BC4E3
RGB	rgb(59, 196, 227)
HSL	hsl(191, 75%, 56%)
HSV	hsv(191, 74%, 89%)
CMYK	cmyk(74%, 13.7%, 0%, 11%)
CIE-LAB	lab(73.51, -26.08, -25.88)
CIE-LCH	lch(73.51, 36.75, 224.78°)
OKLab	oklab(76.13% -0.0972 -0.0722)
OKLCH	oklch(76.13% 0.121 216.6)
XYZ	xyz(35.4028, 45.9515, 79.6618)
Luminance	0.4596 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BC4E3 #E35A3B

analogous

#3BE3AE #3BC4E3 #3B70E3

triadic

#3BC4E3 #E33BC4 #C4E33B

tetradic

#3BC4E3 #AE3BE3 #E35A3B #70E33B

square

#3BC4E3 #AE3BE3 #E35A3B #70E33B

split-complementary

#3BC4E3 #E33B70 #E3AE3B

monochromatic

#14798F #1CA6C5 #3BC4E3 #71D4EB #A6E4F2

Accessibility & contrast

On white

2.06

#3BC4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#3BC4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BC4E3

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BC4E3	#FFFFFF	#000000	##000000
##3BC4E3	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBEE5

Deuteranopia (green-blind)

#98ADE3

Tritanopia (blue-blind)

#00CFCE

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #3bc4e3;
/* rgb */ color: rgb(59, 196, 227);
/* oklch */ color: oklch(76.1% 0.121 216.6);

Tailwind

colors: {
  custom: {
    50: '#89d6eb',
    500: '#3bc4e3',
    950: '#000000',
  },
}

SCSS

$custom: #3bc4e3;
$custom-light: #89d6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3bc4e3",
  "rgb": {
    "r": 59,
    "g": 196,
    "b": 227
  },
  "hsl": {
    "h": 191.071,
    "s": 75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.76125,
    "c": 0.1211,
    "h": 216.6
  },
  "luminance": 0.45956
}

Semantic roles & 50–950 ramp

primary

#3BC4E3

secondary

#E0A79A

accent

#5936F2

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #3BC4E3

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

Preview Lab → · Contrast checker → · Palette generator →