#3E70D7#3E70D7

#3E70D7 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.167 H 262.8°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3E70D7
RGB	rgb(62, 112, 215)
HSL	hsl(220, 66%, 54%)
HSV	hsv(220, 71%, 84%)
CMYK	cmyk(71.2%, 47.9%, 0%, 15.7%)
CIE-LAB	lab(48.90, 17.84, -57.87)
CIE-LCH	lch(48.90, 60.56, 287.14°)
OKLab	oklab(56.56% -0.0211 -0.166)
OKLCH	oklch(56.56% 0.167 262.8)
XYZ	xyz(20.0422, 17.5166, 66.6016)
Luminance	0.1752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E70D7 #D7A53E

analogous

#3EBDD7 #3E70D7 #593ED7

triadic

#3E70D7 #D73E70 #70D73E

tetradic

#3E70D7 #D73EBD #D7A53E #3ED759

square

#3E70D7 #D73EBD #D7A53E #3ED759

split-complementary

#3E70D7 #D7593E #BDD73E

monochromatic

#1B3C80 #2553B3 #3E70D7 #7196E2 #A3BBEC

Accessibility & contrast

On white

4.66

#3E70D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#3E70D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E70D7

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E70D7	#FFFFFF	#000000	##FFFFFF
##3E70D7	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#377CDB

Deuteranopia (green-blind)

#076ED5

Tritanopia (blue-blind)

#008899

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3e70d7;
/* rgb */ color: rgb(62, 112, 215);
/* oklch */ color: oklch(56.6% 0.167 262.8);

Tailwind

colors: {
  custom: {
    50: '#8698e4',
    500: '#3e70d7',
    950: '#000000',
  },
}

SCSS

$custom: #3e70d7;
$custom-light: #8698e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3e70d7",
  "rgb": {
    "r": 62,
    "g": 112,
    "b": 215
  },
  "hsl": {
    "h": 220.392,
    "s": 65.665,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56555,
    "c": 0.16737,
    "h": 262.8
  },
  "luminance": 0.17519
}

Semantic roles & 50–950 ramp

primary

#3E70D7

secondary

#D9C498

accent

#B13FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #3E70D7

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

Preview Lab → · Contrast checker → · Palette generator →