#4D78C7#4D78C7

#4D78C7 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 57.9% C 0.131 H 261.6°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4D78C7
RGB	rgb(77, 120, 199)
HSL	hsl(219, 52%, 54%)
HSV	hsv(219, 61%, 78%)
CMYK	cmyk(61.3%, 39.7%, 0%, 22%)
CIE-LAB	lab(50.84, 9.69, -45.62)
CIE-LCH	lch(50.84, 46.64, 281.99°)
OKLab	oklab(57.93% -0.0191 -0.1297)
OKLCH	oklch(57.93% 0.131 261.6)
XYZ	xyz(20.0822, 19.1325, 56.6564)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78C7 #C79C4D

analogous

#4DB5C7 #4D78C7 #5F4DC7

triadic

#4D78C7 #C74D78 #78C74D

tetradic

#4D78C7 #C74DB5 #C79C4D #4DC75F

square

#4D78C7 #C74DB5 #C79C4D #4DC75F

split-complementary

#4D78C7 #C75F4D #B5C74D

monochromatic

#254175 #335BA3 #4D78C7 #7C9BD6 #AABFE4

Accessibility & contrast

On white

4.35

#4D78C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#4D78C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78C7

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78C7	#FFFFFF	#000000	##000000
##4D78C7	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567FCA

Deuteranopia (green-blind)

#4574C5

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4d78c7;
/* rgb */ color: rgb(77, 120, 199);
/* oklch */ color: oklch(57.9% 0.131 261.6);

Tailwind

colors: {
  custom: {
    50: '#899ed8',
    500: '#4d78c7',
    950: '#000000',
  },
}

SCSS

$custom: #4d78c7;
$custom-light: #899ed8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78c7",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 199
  },
  "hsl": {
    "h": 218.852,
    "s": 52.137,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57925,
    "c": 0.13108,
    "h": 261.6
  },
  "luminance": 0.19134
}

Semantic roles & 50–950 ramp

primary

#4D78C7

secondary

#D2C09E

accent

#A94CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4D78C7

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

Preview Lab → · Contrast checker → · Palette generator →