#3E70E3#3E70E3

#3E70E3 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.4% C 0.183 H 263.9°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3E70E3
RGB	rgb(62, 112, 227)
HSL	hsl(222, 75%, 57%)
HSV	hsv(222, 73%, 89%)
CMYK	cmyk(72.7%, 50.7%, 0%, 11%)
CIE-LAB	lab(49.69, 22.19, -63.40)
CIE-LCH	lch(49.69, 67.17, 289.29°)
OKLab	oklab(57.4% -0.0196 -0.1823)
OKLCH	oklch(57.4% 0.183 263.9)
XYZ	xyz(21.6410, 18.1562, 75.0221)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E70E3 #E3B13E

analogous

#3EC3E3 #3E70E3 #5F3EE3

triadic

#3E70E3 #E33E70 #70E33E

tetradic

#3E70E3 #E33EC3 #E3B13E #3EE35F

square

#3E70E3 #E33EC3 #E3B13E #3EE35F

split-complementary

#3E70E3 #E35F3E #C3E33E

monochromatic

#153B91 #1D50C7 #3E70E3 #7398EB #A9BFF3

Accessibility & contrast

On white

4.53

#3E70E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3E70E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E70E3

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E70E3	#FFFFFF	#000000	##000000
##3E70E3	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#277EE7

Deuteranopia (green-blind)

#006FE1

Tritanopia (blue-blind)

#008C9F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3e70e3;
/* rgb */ color: rgb(62, 112, 227);
/* oklch */ color: oklch(57.4% 0.183 263.9);

Tailwind

colors: {
  custom: {
    50: '#8898ec',
    500: '#3e70e3',
    950: '#000000',
  },
}

SCSS

$custom: #3e70e3;
$custom-light: #8898ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3e70e3",
  "rgb": {
    "r": 62,
    "g": 112,
    "b": 227
  },
  "hsl": {
    "h": 221.818,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.574,
    "c": 0.18336,
    "h": 263.9
  },
  "luminance": 0.18159
}

Semantic roles & 50–950 ramp

primary

#3E70E3

secondary

#E0CC9D

accent

#B937F1

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3E70E3

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

Preview Lab → · Contrast checker → · Palette generator →