#3FB9E1#3FB9E1

#3FB9E1 is a light, moderate cyan. Relative luminance 0.412; OKLCH L 73.6% C 0.119 H 224.1°. Best body text is #000000 at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#3FB9E1
RGB	rgb(63, 185, 225)
HSL	hsl(195, 73%, 56%)
HSV	hsv(195, 72%, 88%)
CMYK	cmyk(72%, 17.8%, 0%, 11.8%)
CIE-LAB	lab(70.31, -20.65, -29.71)
CIE-LCH	lch(70.31, 36.18, 235.20°)
OKLab	oklab(73.55% -0.0857 -0.0832)
OKLCH	oklch(73.55% 0.119 224.1)
XYZ	xyz(32.9839, 41.1871, 77.4311)
Luminance	0.4119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB9E1 #E1673F

analogous

#3FE1B8 #3FB9E1 #3F68E1

triadic

#3FB9E1 #E13FB9 #B9E13F

tetradic

#3FB9E1 #B83FE1 #E1673F #68E13F

square

#3FB9E1 #B83FE1 #E1673F #68E13F

split-complementary

#3FB9E1 #E13F68 #E1B83F

monochromatic

#16718F #1F9BC4 #3FB9E1 #74CCE9 #A9E0F2

Accessibility & contrast

On white

2.27

#3FB9E1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.24

#3FB9E1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB9E1

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB9E1	#FFFFFF	#000000	##000000
##3FB9E1	1.00	2.27	9.24	9.24
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.24	21.00	1.00	1.00
##000000	9.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B5E3

Deuteranopia (green-blind)

#8CA5E1

Tritanopia (blue-blind)

#00C5C6

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #3fb9e1;
/* rgb */ color: rgb(63, 185, 225);
/* oklch */ color: oklch(73.6% 0.119 224.1);

Tailwind

colors: {
  custom: {
    50: '#89ceea',
    500: '#3fb9e1',
    950: '#000000',
  },
}

SCSS

$custom: #3fb9e1;
$custom-light: #89ceea;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb9e1",
  "rgb": {
    "r": 63,
    "g": 185,
    "b": 225
  },
  "hsl": {
    "h": 194.815,
    "s": 72.973,
    "l": 56.471
  },
  "oklch": {
    "l": 0.7355,
    "c": 0.11943,
    "h": 224.1
  },
  "luminance": 0.41191
}

Semantic roles & 50–950 ramp

primary

#3FB9E1

secondary

#DFAD9D

accent

#6538F0

background

#F9FCFE

surface

#F1F9FD

border

#CBD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3FB9E1

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

Preview Lab → · Contrast checker → · Palette generator →