#3E81D5#3E81D5

#3E81D5 is a mid, vivid cyan. Relative luminance 0.215; OKLCH L 60.1% C 0.145 H 255.4°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#3E81D5
RGB	rgb(62, 129, 213)
HSL	hsl(213, 64%, 54%)
HSV	hsv(213, 71%, 84%)
CMYK	cmyk(70.9%, 39.4%, 0%, 16.5%)
CIE-LAB	lab(53.52, 6.60, -49.35)
CIE-LCH	lch(53.52, 49.79, 277.62°)
OKLab	oklab(60.08% -0.0366 -0.1407)
OKLCH	oklch(60.08% 0.145 255.4)
XYZ	xyz(21.8427, 21.5264, 65.9417)
Luminance	0.2153 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E81D5 #D5923E

analogous

#3ECDD5 #3E81D5 #473ED5

triadic

#3E81D5 #D53E81 #81D53E

tetradic

#3E81D5 #D53ECD #D5923E #3ED547

square

#3E81D5 #D53ECD #D5923E #3ED547

split-complementary

#3E81D5 #D5473E #CDD53E

monochromatic

#1B477D #2663B0 #3E81D5 #70A2E0 #A3C3EB

Accessibility & contrast

On white

3.96

#3E81D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#3E81D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E81D5

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E81D5	#FFFFFF	#000000	##000000
##3E81D5	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A87D8

Deuteranopia (green-blind)

#4279D3

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3e81d5;
/* rgb */ color: rgb(62, 129, 213);
/* oklch */ color: oklch(60.1% 0.145 255.4);

Tailwind

colors: {
  custom: {
    50: '#85a5e2',
    500: '#3e81d5',
    950: '#000000',
  },
}

SCSS

$custom: #3e81d5;
$custom-light: #85a5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3e81d5",
  "rgb": {
    "r": 62,
    "g": 129,
    "b": 213
  },
  "hsl": {
    "h": 213.377,
    "s": 64.255,
    "l": 53.922
  },
  "oklch": {
    "l": 0.60082,
    "c": 0.1454,
    "h": 255.4
  },
  "luminance": 0.21529
}

Semantic roles & 50–950 ramp

primary

#3E81D5

secondary

#D8BB97

accent

#9D41E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3E81D5

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

Preview Lab → · Contrast checker → · Palette generator →