#3C70D7#3C70D7

#3C70D7 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.5% C 0.168 H 262.3°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3C70D7
RGB	rgb(60, 112, 215)
HSL	hsl(220, 66%, 54%)
HSV	hsv(220, 72%, 84%)
CMYK	cmyk(72.1%, 47.9%, 0%, 15.7%)
CIE-LAB	lab(48.83, 17.57, -58.00)
CIE-LCH	lch(48.83, 60.60, 286.85°)
OKLab	oklab(56.47% -0.0226 -0.1665)
OKLCH	oklch(56.47% 0.168 262.3)
XYZ	xyz(19.9190, 17.4532, 66.5958)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C70D7 #D7A33C

analogous

#3CBED7 #3C70D7 #563CD7

triadic

#3C70D7 #D73C70 #70D73C

tetradic

#3C70D7 #D73CBE #D7A33C #3CD756

square

#3C70D7 #D73CBE #D7A33C #3CD756

split-complementary

#3C70D7 #D7563C #BED73C

monochromatic

#1A3C7F #2454B1 #3C70D7 #6F95E1 #A2BAEC

Accessibility & contrast

On white

4.68

#3C70D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3C70D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C70D7

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C70D7	#FFFFFF	#000000	##FFFFFF
##3C70D7	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#377CDB

Deuteranopia (green-blind)

#046DD5

Tritanopia (blue-blind)

#008899

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3c70d7;
/* rgb */ color: rgb(60, 112, 215);
/* oklch */ color: oklch(56.5% 0.168 262.3);

Tailwind

colors: {
  custom: {
    50: '#8598e4',
    500: '#3c70d7',
    950: '#000000',
  },
}

SCSS

$custom: #3c70d7;
$custom-light: #8598e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3c70d7",
  "rgb": {
    "r": 60,
    "g": 112,
    "b": 215
  },
  "hsl": {
    "h": 219.871,
    "s": 65.957,
    "l": 53.922
  },
  "oklch": {
    "l": 0.56473,
    "c": 0.16799,
    "h": 262.3
  },
  "luminance": 0.17455
}

Semantic roles & 50–950 ramp

primary

#3C70D7

secondary

#D8C296

accent

#B03FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #3C70D7

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

Preview Lab → · Contrast checker → · Palette generator →