#3C78AE#3C78AE

#3C78AE is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.7% C 0.105 H 248.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3C78AE
RGB	rgb(60, 120, 174)
HSL	hsl(208, 49%, 46%)
HSV	hsv(208, 66%, 68%)
CMYK	cmyk(65.5%, 31%, 0%, 31.8%)
CIE-LAB	lab(48.82, -2.07, -34.46)
CIE-LCH	lch(48.82, 34.52, 266.55°)
OKLab	oklab(55.73% -0.0393 -0.0974)
OKLCH	oklch(55.73% 0.105 248)
XYZ	xyz(16.2171, 17.4480, 42.5493)
Luminance	0.1745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C78AE #AE723C

analogous

#3CAEAB #3C78AE #3C3FAE

triadic

#3C78AE #AE3C78 #78AE3C

tetradic

#3C78AE #AB3CAE #AE723C #3FAE3C

square

#3C78AE #AB3CAE #AE723C #3FAE3C

split-complementary

#3C78AE #AE3C3F #AEAB3C

monochromatic

#1D3953 #2C5980 #3C78AE #5F96C8 #8DB4D8

Accessibility & contrast

On white

4.68

#3C78AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3C78AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C78AE

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C78AE	#FFFFFF	#000000	##FFFFFF
##3C78AE	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)

#607AB0

Deuteranopia (green-blind)

#516FAD

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3c78ae;
/* rgb */ color: rgb(60, 120, 174);
/* oklch */ color: oklch(55.7% 0.105 248.0);

Tailwind

colors: {
  custom: {
    50: '#7d9ec6',
    500: '#3c78ae',
    950: '#000000',
  },
}

SCSS

$custom: #3c78ae;
$custom-light: #7d9ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#3c78ae",
  "rgb": {
    "r": 60,
    "g": 120,
    "b": 174
  },
  "hsl": {
    "h": 208.421,
    "s": 48.718,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55725,
    "c": 0.105,
    "h": 248
  },
  "luminance": 0.1745
}

Semantic roles & 50–950 ramp

primary

#3C78AE

secondary

#C2A183

accent

#9050D8

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3C78AE

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

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