#3FBBD4#3FBBD4

#3FBBD4 is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.5% C 0.112 H 214.0°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#3FBBD4
RGB	rgb(63, 187, 212)
HSL	hsl(190, 63%, 54%)
HSV	hsv(190, 70%, 83%)
CMYK	cmyk(70.3%, 11.8%, 0%, 16.9%)
CIE-LAB	lab(70.42, -25.75, -22.45)
CIE-LCH	lch(70.42, 34.16, 221.07°)
OKLab	oklab(73.48% -0.0926 -0.0625)
OKLCH	oklch(73.48% 0.112 214)
XYZ	xyz(31.6989, 41.3472, 68.5848)
Luminance	0.4135 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBBD4 #D4583F

analogous

#3FD4A3 #3FBBD4 #3F71D4

triadic

#3FBBD4 #D43FBB #BBD43F

tetradic

#3FBBD4 #A33FD4 #D4583F #71D43F

square

#3FBBD4 #A33FD4 #D4583F #71D43F

split-complementary

#3FBBD4 #D43F71 #D4A33F

monochromatic

#1C6C7D #2798AF #3FBBD4 #71CDDF #A3DEEA

Accessibility & contrast

On white

2.27

#3FBBD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.27

#3FBBD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBBD4

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBBD4	#FFFFFF	#000000	##000000
##3FBBD4	1.00	2.27	9.27	9.27
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.27	21.00	1.00	1.00
##000000	9.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B5D5

Deuteranopia (green-blind)

#94A6D4

Tritanopia (blue-blind)

#00C5C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #3fbbd4;
/* rgb */ color: rgb(63, 187, 212);
/* oklch */ color: oklch(73.5% 0.112 214.0);

Tailwind

colors: {
  custom: {
    50: '#88cfe1',
    500: '#3fbbd4',
    950: '#000000',
  },
}

SCSS

$custom: #3fbbd4;
$custom-light: #88cfe1;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbbd4",
  "rgb": {
    "r": 63,
    "g": 187,
    "b": 212
  },
  "hsl": {
    "h": 190.067,
    "s": 63.404,
    "l": 53.922
  },
  "oklch": {
    "l": 0.73482,
    "c": 0.11175,
    "h": 214
  },
  "luminance": 0.41351
}

Semantic roles & 50–950 ramp

primary

#3FBBD4

secondary

#D7A298

accent

#5D41E6

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #3FBBD4

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

Preview Lab → · Contrast checker → · Palette generator →