#3E81D4#3E81D4

#3E81D4 is a mid, vivid cyan. Relative luminance 0.215; OKLCH L 60.0% C 0.144 H 255.2°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3E81D4
RGB	rgb(62, 129, 212)
HSL	hsl(213, 64%, 54%)
HSV	hsv(213, 71%, 83%)
CMYK	cmyk(70.8%, 39.2%, 0%, 16.9%)
CIE-LAB	lab(53.47, 6.25, -48.87)
CIE-LCH	lch(53.47, 49.27, 277.28°)
OKLab	oklab(60.02% -0.0368 -0.1393)
OKLCH	oklch(60.02% 0.144 255.2)
XYZ	xyz(21.7162, 21.4758, 65.2753)
Luminance	0.2148 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E81D4 #D4913E

analogous

#3ECCD4 #3E81D4 #463ED4

triadic

#3E81D4 #D43E81 #81D43E

tetradic

#3E81D4 #D43ECC #D4913E #3ED446

square

#3E81D4 #D43ECC #D4913E #3ED446

split-complementary

#3E81D4 #D4463E #CCD43E

monochromatic

#1C477C #2763AE #3E81D4 #70A2DF #A2C2EA

Accessibility & contrast

On white

3.97

#3E81D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#3E81D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E81D4

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E81D4	#FFFFFF	#000000	##000000
##3E81D4	1.00	3.97	5.30	5.30
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B87D7

Deuteranopia (green-blind)

#4379D2

Tritanopia (blue-blind)

#0094A0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3e81d4;
/* rgb */ color: rgb(62, 129, 212);
/* oklch */ color: oklch(60.0% 0.144 255.2);

Tailwind

colors: {
  custom: {
    50: '#85a5e1',
    500: '#3e81d4',
    950: '#000000',
  },
}

SCSS

$custom: #3e81d4;
$custom-light: #85a5e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e81d4",
  "rgb": {
    "r": 62,
    "g": 129,
    "b": 212
  },
  "hsl": {
    "h": 213.2,
    "s": 63.559,
    "l": 53.725
  },
  "oklch": {
    "l": 0.60022,
    "c": 0.14411,
    "h": 255.2
  },
  "luminance": 0.21478
}

Semantic roles & 50–950 ramp

primary

#3E81D4

secondary

#D7BA97

accent

#9D41E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3E81D4

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

Preview Lab → · Contrast checker → · Palette generator →