#3F80D5#3F80D5

#3F80D5 is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.9% C 0.146 H 256.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3F80D5
RGB	rgb(63, 128, 213)
HSL	hsl(214, 64%, 54%)
HSV	hsv(214, 70%, 84%)
CMYK	cmyk(70.4%, 39.9%, 0%, 16.5%)
CIE-LAB	lab(53.27, 7.35, -49.74)
CIE-LCH	lch(53.27, 50.28, 278.41°)
OKLab	oklab(59.9% -0.035 -0.1419)
OKLCH	oklch(59.9% 0.146 256.1)
XYZ	xyz(21.7749, 21.2969, 65.9010)
Luminance	0.2130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F80D5 #D5943F

analogous

#3FCBD5 #3F80D5 #493FD5

triadic

#3F80D5 #D53F80 #80D53F

tetradic

#3F80D5 #D53FCB #D5943F #3FD549

square

#3F80D5 #D53FCB #D5943F #3FD549

split-complementary

#3F80D5 #D5493F #CBD53F

monochromatic

#1C467E #2762B0 #3F80D5 #71A1E0 #A3C2EB

Accessibility & contrast

On white

3.99

#3F80D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3F80D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F80D5

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F80D5	#FFFFFF	#000000	##000000
##3F80D5	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5887D8

Deuteranopia (green-blind)

#4179D3

Tritanopia (blue-blind)

#0094A0

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f80d5;
/* rgb */ color: rgb(63, 128, 213);
/* oklch */ color: oklch(59.9% 0.146 256.1);

Tailwind

colors: {
  custom: {
    50: '#85a4e2',
    500: '#3f80d5',
    950: '#000000',
  },
}

SCSS

$custom: #3f80d5;
$custom-light: #85a4e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f80d5",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 213
  },
  "hsl": {
    "h": 214,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59899,
    "c": 0.14613,
    "h": 256.1
  },
  "luminance": 0.21299
}

Semantic roles & 50–950 ramp

primary

#3F80D5

secondary

#D8BC98

accent

#9F41E7

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F80D5

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

Preview Lab → · Contrast checker → · Palette generator →