#3F80D2#3F80D2

#3F80D2 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.7% C 0.142 H 255.5°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F80D2
RGB	rgb(63, 128, 210)
HSL	hsl(213, 62%, 54%)
HSV	hsv(213, 70%, 82%)
CMYK	cmyk(70%, 39%, 0%, 17.6%)
CIE-LAB	lab(53.11, 6.28, -48.31)
CIE-LCH	lch(53.11, 48.71, 277.41°)
OKLab	oklab(59.72% -0.0357 -0.1377)
OKLCH	oklch(59.72% 0.142 255.5)
XYZ	xyz(21.3977, 21.1460, 63.9142)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F80D2 #D2913F

analogous

#3FCAD2 #3F80D2 #473FD2

triadic

#3F80D2 #D23F80 #80D23F

tetradic

#3F80D2 #D23FCA #D2913F #3FD247

square

#3F80D2 #D23FCA #D2913F #3FD247

split-complementary

#3F80D2 #D2473F #CAD23F

monochromatic

#1D467A #2862AC #3F80D2 #71A1DE #A2C2E9

Accessibility & contrast

On white

4.02

#3F80D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#3F80D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F80D2

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F80D2	#FFFFFF	#000000	##000000
##3F80D2	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A86D5

Deuteranopia (green-blind)

#4479D0

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f80d2;
/* rgb */ color: rgb(63, 128, 210);
/* oklch */ color: oklch(59.7% 0.142 255.5);

Tailwind

colors: {
  custom: {
    50: '#85a4e0',
    500: '#3f80d2',
    950: '#000000',
  },
}

SCSS

$custom: #3f80d2;
$custom-light: #85a4e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f80d2",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 210
  },
  "hsl": {
    "h": 213.469,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.59718,
    "c": 0.14222,
    "h": 255.5
  },
  "luminance": 0.21148
}

Semantic roles & 50–950 ramp

primary

#3F80D2

secondary

#D6BA97

accent

#9D43E5

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F80D2

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

Preview Lab → · Contrast checker → · Palette generator →