#3FAFCB#3FAFCB

#3FAFCB is a light, moderate cyan. Relative luminance 0.360; OKLCH L 70.3% C 0.107 H 217.8°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#3FAFCB
RGB	rgb(63, 175, 203)
HSL	hsl(192, 57%, 52%)
HSV	hsv(192, 69%, 80%)
CMYK	cmyk(69%, 13.8%, 0%, 20.4%)
CIE-LAB	lab(66.54, -22.47, -23.42)
CIE-LCH	lch(66.54, 32.46, 226.19°)
OKLab	oklab(70.26% -0.0842 -0.0653)
OKLCH	oklch(70.26% 0.107 217.8)
XYZ	xyz(28.1549, 36.0253, 61.9581)
Luminance	0.3603 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FAFCB #CB5B3F

analogous

#3FCBA1 #3FAFCB #3F69CB

triadic

#3FAFCB #CB3FAF #AFCB3F

tetradic

#3FAFCB #A13FCB #CB5B3F #69CB3F

square

#3FAFCB #A13FCB #CB5B3F #69CB3F

split-complementary

#3FAFCB #CB3F69 #CBA13F

monochromatic

#1F6171 #2C8AA1 #3FAFCB #6FC3D8 #9FD7E5

Accessibility & contrast

On white

2.56

#3FAFCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#3FAFCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FAFCB

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FAFCB	#FFFFFF	#000000	##000000
##3FAFCB	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAACD

Deuteranopia (green-blind)

#899CCB

Tritanopia (blue-blind)

#00B9B8

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #3fafcb;
/* rgb */ color: rgb(63, 175, 203);
/* oklch */ color: oklch(70.3% 0.107 217.8);

Tailwind

colors: {
  custom: {
    50: '#85c7db',
    500: '#3fafcb',
    950: '#000000',
  },
}

SCSS

$custom: #3fafcb;
$custom-light: #85c7db;
$custom-dark: #000000;

JSON

{
  "hex": "#3fafcb",
  "rgb": {
    "r": 63,
    "g": 175,
    "b": 203
  },
  "hsl": {
    "h": 192,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70256,
    "c": 0.10656,
    "h": 217.8
  },
  "luminance": 0.36029
}

Semantic roles & 50–950 ramp

primary

#3FAFCB

secondary

#D1A194

accent

#6647E1

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #3FAFCB

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

Preview Lab → · Contrast checker → · Palette generator →