#3F82D4#3F82D4

#3F82D4 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.3% C 0.143 H 254.9°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3F82D4
RGB	rgb(63, 130, 212)
HSL	hsl(213, 63%, 54%)
HSV	hsv(213, 70%, 83%)
CMYK	cmyk(70.3%, 38.7%, 0%, 16.9%)
CIE-LAB	lab(53.79, 5.79, -48.36)
CIE-LCH	lch(53.79, 48.71, 276.82°)
OKLab	oklab(60.28% -0.0371 -0.1378)
OKLCH	oklch(60.28% 0.143 254.9)
XYZ	xyz(21.9118, 21.7731, 65.3224)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82D4 #D4913F

analogous

#3FCDD4 #3F82D4 #473FD4

triadic

#3F82D4 #D43F82 #82D43F

tetradic

#3F82D4 #D43FCD #D4913F #3FD447

square

#3F82D4 #D43FCD #D4913F #3FD447

split-complementary

#3F82D4 #D4473F #CDD43F

monochromatic

#1C477D #2764AF #3F82D4 #71A3DF #A3C3EA

Accessibility & contrast

On white

3.92

#3F82D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3F82D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82D4

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82D4	#FFFFFF	#000000	##000000
##3F82D4	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C88D7

Deuteranopia (green-blind)

#457AD2

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3f82d4;
/* rgb */ color: rgb(63, 130, 212);
/* oklch */ color: oklch(60.3% 0.143 254.9);

Tailwind

colors: {
  custom: {
    50: '#85a5e1',
    500: '#3f82d4',
    950: '#000000',
  },
}

SCSS

$custom: #3f82d4;
$custom-light: #85a5e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82d4",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 212
  },
  "hsl": {
    "h": 213.02,
    "s": 63.404,
    "l": 53.922
  },
  "oklch": {
    "l": 0.6028,
    "c": 0.1427,
    "h": 254.9
  },
  "luminance": 0.21775
}

Semantic roles & 50–950 ramp

primary

#3F82D4

secondary

#D7BB98

accent

#9C41E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F82D4

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

Preview Lab → · Contrast checker → · Palette generator →