#3FA1CB#3FA1CB

#3FA1CB is a light, moderate cyan. Relative luminance 0.309; OKLCH L 66.9% C 0.109 H 230.0°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#3FA1CB
RGB	rgb(63, 161, 203)
HSL	hsl(198, 57%, 52%)
HSV	hsv(198, 69%, 80%)
CMYK	cmyk(69%, 20.7%, 0%, 20.4%)
CIE-LAB	lab(62.39, -15.09, -29.81)
CIE-LCH	lch(62.39, 33.42, 243.15°)
OKLab	oklab(66.93% -0.0701 -0.0836)
OKLCH	oklch(66.93% 0.109 230)
XYZ	xyz(25.5700, 30.8555, 61.0964)
Luminance	0.3086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA1CB #CB693F

analogous

#3FCBAF #3FA1CB #3F5BCB

triadic

#3FA1CB #CB3FA1 #A1CB3F

tetradic

#3FA1CB #AF3FCB #CB693F #5BCB3F

square

#3FA1CB #AF3FCB #CB693F #5BCB3F

split-complementary

#3FA1CB #CB3F5B #CBAF3F

monochromatic

#1F5871 #2C7EA1 #3FA1CB #6FB9D8 #9FD0E5

Accessibility & contrast

On white

2.93

#3FA1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#3FA1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA1CB

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA1CB	#FFFFFF	#000000	##000000
##3FA1CB	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9FCD

Deuteranopia (green-blind)

#7891CA

Tritanopia (blue-blind)

#00ADAF

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #3fa1cb;
/* rgb */ color: rgb(63, 161, 203);
/* oklch */ color: oklch(66.9% 0.109 230.0);

Tailwind

colors: {
  custom: {
    50: '#84bcdb',
    500: '#3fa1cb',
    950: '#000000',
  },
}

SCSS

$custom: #3fa1cb;
$custom-light: #84bcdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa1cb",
  "rgb": {
    "r": 63,
    "g": 161,
    "b": 203
  },
  "hsl": {
    "h": 198,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.6693,
    "c": 0.1091,
    "h": 230
  },
  "luminance": 0.30858
}

Semantic roles & 50–950 ramp

primary

#3FA1CB

secondary

#D1A794

accent

#7547E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #3FA1CB

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

Preview Lab → · Contrast checker → · Palette generator →