#3C78C0#3C78C0

#3C78C0 is a mid, vivid cyan. Relative luminance 0.182; OKLCH L 56.7% C 0.128 H 254.4°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3C78C0
RGB	rgb(60, 120, 192)
HSL	hsl(213, 52%, 49%)
HSV	hsv(213, 69%, 75%)
CMYK	cmyk(68.7%, 37.5%, 0%, 24.7%)
CIE-LAB	lab(49.73, 4.27, -43.41)
CIE-LCH	lch(49.73, 43.62, 275.62°)
OKLab	oklab(56.74% -0.0344 -0.1235)
OKLCH	oklch(56.74% 0.128 254.4)
XYZ	xyz(18.0909, 18.1975, 52.4180)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C78C0 #C0843C

analogous

#3CBAC0 #3C78C0 #423CC0

triadic

#3C78C0 #C03C78 #78C03C

tetradic

#3C78C0 #C03CBA #C0843C #3CC042

square

#3C78C0 #C03CBA #C0843C #3CC042

split-complementary

#3C78C0 #C0423C #BAC03C

monochromatic

#1F3E63 #2D5B91 #3C78C0 #6998D0 #98B8DF

Accessibility & contrast

On white

4.53

#3C78C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#3C78C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C78C0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C78C0	#FFFFFF	#000000	##000000
##3C78C0	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587DC3

Deuteranopia (green-blind)

#4471BF

Tritanopia (blue-blind)

#008993

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3c78c0;
/* rgb */ color: rgb(60, 120, 192);
/* oklch */ color: oklch(56.7% 0.128 254.4);

Tailwind

colors: {
  custom: {
    50: '#809ed3',
    500: '#3c78c0',
    950: '#000000',
  },
}

SCSS

$custom: #3c78c0;
$custom-light: #809ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c78c0",
  "rgb": {
    "r": 60,
    "g": 120,
    "b": 192
  },
  "hsl": {
    "h": 212.727,
    "s": 52.381,
    "l": 49.412
  },
  "oklch": {
    "l": 0.56742,
    "c": 0.12819,
    "h": 254.4
  },
  "luminance": 0.18199
}

Semantic roles & 50–950 ramp

primary

#3C78C0

secondary

#CAAF8D

accent

#9A4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3C78C0

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

Preview Lab → · Contrast checker → · Palette generator →