#3FBDD8#3FBDD8

#3FBDD8 is a light, moderate cyan. Relative luminance 0.424; OKLCH L 74.1% C 0.114 H 215.2°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#3FBDD8
RGB	rgb(63, 189, 216)
HSL	hsl(191, 66%, 55%)
HSV	hsv(191, 71%, 85%)
CMYK	cmyk(70.8%, 12.5%, 0%, 15.3%)
CIE-LAB	lab(71.15, -25.52, -23.51)
CIE-LCH	lch(71.15, 34.70, 222.66°)
OKLab	oklab(74.12% -0.093 -0.0655)
OKLCH	oklch(74.12% 0.114 215.2)
XYZ	xyz(32.6369, 42.4060, 71.4175)
Luminance	0.4241 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBDD8 #D85A3F

analogous

#3FD8A6 #3FBDD8 #3F71D8

triadic

#3FBDD8 #D83FBD #BDD83F

tetradic

#3FBDD8 #A63FD8 #D85A3F #71D83F

square

#3FBDD8 #A63FD8 #D85A3F #71D83F

split-complementary

#3FBDD8 #D83F71 #D8A63F

monochromatic

#1A7082 #259CB5 #3FBDD8 #72CEE2 #A5E0ED

Accessibility & contrast

On white

2.21

#3FBDD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#3FBDD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBDD8

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBDD8	#FFFFFF	#000000	##000000
##3FBDD8	1.00	2.21	9.48	9.48
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB7DA

Deuteranopia (green-blind)

#95A7D8

Tritanopia (blue-blind)

#00C7C5

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #3fbdd8;
/* rgb */ color: rgb(63, 189, 216);
/* oklch */ color: oklch(74.1% 0.114 215.2);

Tailwind

colors: {
  custom: {
    50: '#88d1e4',
    500: '#3fbdd8',
    950: '#000000',
  },
}

SCSS

$custom: #3fbdd8;
$custom-light: #88d1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbdd8",
  "rgb": {
    "r": 63,
    "g": 189,
    "b": 216
  },
  "hsl": {
    "h": 190.588,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.74118,
    "c": 0.11379,
    "h": 215.2
  },
  "luminance": 0.4241
}

Semantic roles & 50–950 ramp

primary

#3FBDD8

secondary

#DAA599

accent

#5D3FE9

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #3FBDD8

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

Preview Lab → · Contrast checker → · Palette generator →