#3F82C8#3F82C8

#3F82C8 is a mid, vivid cyan. Relative luminance 0.212; OKLCH L 59.6% C 0.127 H 251.7°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3F82C8
RGB	rgb(63, 130, 200)
HSL	hsl(211, 55%, 52%)
HSV	hsv(211, 69%, 78%)
CMYK	cmyk(68.5%, 35%, 0%, 21.6%)
CIE-LAB	lab(53.16, 1.54, -42.56)
CIE-LCH	lch(53.16, 42.59, 272.07°)
OKLab	oklab(59.58% -0.0401 -0.1208)
OKLCH	oklch(59.58% 0.127 251.7)
XYZ	xyz(20.4540, 21.1900, 57.6445)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82C8 #C8853F

analogous

#3FC7C8 #3F82C8 #413FC8

triadic

#3F82C8 #C83F82 #82C83F

tetradic

#3F82C8 #C83FC7 #C8853F #3FC841

square

#3F82C8 #C83FC7 #C8853F #3FC841

split-complementary

#3F82C8 #C8413F #C7C83F

monochromatic

#1F456D #2D649D #3F82C8 #6FA1D6 #9EC0E3

Accessibility & contrast

On white

4.01

#3F82C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#3F82C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82C8

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82C8	#FFFFFF	#000000	##000000
##3F82C8	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6386CB

Deuteranopia (green-blind)

#4F79C7

Tritanopia (blue-blind)

#00929B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f82c8;
/* rgb */ color: rgb(63, 130, 200);
/* oklch */ color: oklch(59.6% 0.127 251.7);

Tailwind

colors: {
  custom: {
    50: '#83a5d9',
    500: '#3f82c8',
    950: '#000000',
  },
}

SCSS

$custom: #3f82c8;
$custom-light: #83a5d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82c8",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 200
  },
  "hsl": {
    "h": 210.657,
    "s": 55.466,
    "l": 51.569
  },
  "oklch": {
    "l": 0.59584,
    "c": 0.12728,
    "h": 251.7
  },
  "luminance": 0.21192
}

Semantic roles & 50–950 ramp

primary

#3F82C8

secondary

#D0B293

accent

#9649DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #3F82C8

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

Preview Lab → · Contrast checker → · Palette generator →