#3C70CA#3C70CA

#3C70CA is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.6% C 0.150 H 260.6°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3C70CA
RGB	rgb(60, 112, 202)
HSL	hsl(218, 57%, 51%)
HSV	hsv(218, 70%, 79%)
CMYK	cmyk(70.3%, 44.6%, 0%, 20.8%)
CIE-LAB	lab(48.02, 12.84, -51.88)
CIE-LCH	lch(48.02, 53.45, 283.90°)
OKLab	oklab(55.6% -0.0247 -0.1485)
OKLCH	oklch(55.6% 0.151 260.6)
XYZ	xyz(18.3145, 16.8113, 58.1454)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C70CA #CA963C

analogous

#3CB7CA #3C70CA #4F3CCA

triadic

#3C70CA #CA3C70 #70CA3C

tetradic

#3C70CA #CA3CB7 #CA963C #3CCA4F

square

#3C70CA #CA3CB7 #CA963C #3CCA4F

split-complementary

#3C70CA #CA4F3C #B7CA3C

monochromatic

#1E3B6E #2B559E #3C70CA #6C93D7 #9CB7E4

Accessibility & contrast

On white

4.81

#3C70CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3C70CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C70CA

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C70CA	#FFFFFF	#000000	##FFFFFF
##3C70CA	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4379CD

Deuteranopia (green-blind)

#286CC8

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3c70ca;
/* rgb */ color: rgb(60, 112, 202);
/* oklch */ color: oklch(55.6% 0.150 260.6);

Tailwind

colors: {
  custom: {
    50: '#8298db',
    500: '#3c70ca',
    950: '#000000',
  },
}

SCSS

$custom: #3c70ca;
$custom-light: #8298db;
$custom-dark: #000000;

JSON

{
  "hex": "#3c70ca",
  "rgb": {
    "r": 60,
    "g": 112,
    "b": 202
  },
  "hsl": {
    "h": 218.028,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55597,
    "c": 0.1505,
    "h": 260.6
  },
  "luminance": 0.16813
}

Semantic roles & 50–950 ramp

primary

#3C70CA

secondary

#D0B992

accent

#A847E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3C70CA

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

Preview Lab → · Contrast checker → · Palette generator →