#3C70CC#3C70CC

#3C70CC is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.7% C 0.153 H 260.9°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C70CC
RGB	rgb(60, 112, 204)
HSL	hsl(218, 59%, 52%)
HSV	hsv(218, 71%, 80%)
CMYK	cmyk(70.6%, 45.1%, 0%, 20%)
CIE-LAB	lab(48.14, 13.57, -52.83)
CIE-LCH	lch(48.14, 54.54, 284.40°)
OKLab	oklab(55.73% -0.0243 -0.1512)
OKLCH	oklch(55.73% 0.153 260.9)
XYZ	xyz(18.5528, 16.9067, 59.4006)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C70CC #CC983C

analogous

#3CB8CC #3C70CC #503CCC

triadic

#3C70CC #CC3C70 #70CC3C

tetradic

#3C70CC #CC3CB8 #CC983C #3CCC50

square

#3C70CC #CC3CB8 #CC983C #3CCC50

split-complementary

#3C70CC #CC503C #B8CC3C

monochromatic

#1D3B70 #2A55A1 #3C70CC #6D94D9 #9DB7E5

Accessibility & contrast

On white

4.79

#3C70CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3C70CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C70CC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C70CC	#FFFFFF	#000000	##FFFFFF
##3C70CC	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4279CF

Deuteranopia (green-blind)

#256CCA

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3c70cc;
/* rgb */ color: rgb(60, 112, 204);
/* oklch */ color: oklch(55.7% 0.153 260.9);

Tailwind

colors: {
  custom: {
    50: '#8398dc',
    500: '#3c70cc',
    950: '#000000',
  },
}

SCSS

$custom: #3c70cc;
$custom-light: #8398dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c70cc",
  "rgb": {
    "r": 60,
    "g": 112,
    "b": 204
  },
  "hsl": {
    "h": 218.333,
    "s": 58.537,
    "l": 51.765
  },
  "oklch": {
    "l": 0.55729,
    "c": 0.15319,
    "h": 260.9
  },
  "luminance": 0.16909
}

Semantic roles & 50–950 ramp

primary

#3C70CC

secondary

#D1BB92

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3C70CC

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

Preview Lab → · Contrast checker → · Palette generator →