#3C78CA#3C78CA

#3C78CA is a mid, vivid cyan. Relative luminance 0.187; OKLCH L 57.3% C 0.141 H 256.9°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3C78CA
RGB	rgb(60, 120, 202)
HSL	hsl(215, 57%, 51%)
HSV	hsv(215, 70%, 79%)
CMYK	cmyk(70.3%, 40.6%, 0%, 20.8%)
CIE-LAB	lab(50.28, 7.86, -48.27)
CIE-LCH	lch(50.28, 48.90, 279.25°)
OKLab	oklab(57.35% -0.0321 -0.1377)
OKLCH	oklch(57.35% 0.141 256.9)
XYZ	xyz(19.2367, 18.6558, 58.4528)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C78CA #CA8E3C

analogous

#3CBFCA #3C78CA #473CCA

triadic

#3C78CA #CA3C78 #78CA3C

tetradic

#3C78CA #CA3CBF #CA8E3C #3CCA47

square

#3C78CA #CA3CBF #CA8E3C #3CCA47

split-complementary

#3C78CA #CA473C #BFCA3C

monochromatic

#1E406E #2B5B9E #3C78CA #6C99D7 #9CBBE4

Accessibility & contrast

On white

4.44

#3C78CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#3C78CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C78CA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C78CA	#FFFFFF	#000000	##000000
##3C78CA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#527FCD

Deuteranopia (green-blind)

#3B72C8

Tritanopia (blue-blind)

#008B97

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3c78ca;
/* rgb */ color: rgb(60, 120, 202);
/* oklch */ color: oklch(57.3% 0.141 256.9);

Tailwind

colors: {
  custom: {
    50: '#829eda',
    500: '#3c78ca',
    950: '#000000',
  },
}

SCSS

$custom: #3c78ca;
$custom-light: #829eda;
$custom-dark: #000000;

JSON

{
  "hex": "#3c78ca",
  "rgb": {
    "r": 60,
    "g": 120,
    "b": 202
  },
  "hsl": {
    "h": 214.648,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57346,
    "c": 0.1414,
    "h": 256.9
  },
  "luminance": 0.18658
}

Semantic roles & 50–950 ramp

primary

#3C78CA

secondary

#D0B692

accent

#A047E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C78CA

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

Preview Lab → · Contrast checker → · Palette generator →