#3F80D7#3F80D7

#3F80D7 is a mid, vivid cyan. Relative luminance 0.214; OKLCH L 60.0% C 0.149 H 256.6°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3F80D7
RGB	rgb(63, 128, 215)
HSL	hsl(214, 66%, 55%)
HSV	hsv(214, 71%, 84%)
CMYK	cmyk(70.7%, 40.5%, 0%, 15.7%)
CIE-LAB	lab(53.38, 8.07, -50.69)
CIE-LCH	lch(53.38, 51.33, 279.04°)
OKLab	oklab(60.02% -0.0345 -0.1447)
OKLCH	oklch(60.02% 0.149 256.6)
XYZ	xyz(22.0303, 21.3990, 67.2462)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F80D7 #D7963F

analogous

#3FCCD7 #3F80D7 #4A3FD7

triadic

#3F80D7 #D73F80 #80D73F

tetradic

#3F80D7 #D73FCC #D7963F #3FD74A

square

#3F80D7 #D73FCC #D7963F #3FD74A

split-complementary

#3F80D7 #D74A3F #CCD73F

monochromatic

#1B4681 #2562B3 #3F80D7 #72A2E2 #A4C3EC

Accessibility & contrast

On white

3.98

#3F80D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#3F80D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F80D7

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F80D7	#FFFFFF	#000000	##000000
##3F80D7	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5787DA

Deuteranopia (green-blind)

#3F79D5

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f80d7;
/* rgb */ color: rgb(63, 128, 215);
/* oklch */ color: oklch(60.0% 0.149 256.6);

Tailwind

colors: {
  custom: {
    50: '#86a4e4',
    500: '#3f80d7',
    950: '#000000',
  },
}

SCSS

$custom: #3f80d7;
$custom-light: #86a4e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f80d7",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 215
  },
  "hsl": {
    "h": 214.342,
    "s": 65.517,
    "l": 54.51
  },
  "oklch": {
    "l": 0.60021,
    "c": 0.14874,
    "h": 256.6
  },
  "luminance": 0.21401
}

Semantic roles & 50–950 ramp

primary

#3F80D7

secondary

#D9BE99

accent

#A03FE8

background

#F8FAFE

surface

#F0F3FC

border

#CBCDD5

text

#0C0F15

muted

#7D7F84

Preview Lab

Preview with #3F80D7

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

Preview Lab → · Contrast checker → · Palette generator →