#4D78DE#4D78DE

#4D78DE is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.4% C 0.163 H 264.7°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#4D78DE
RGB	rgb(77, 120, 222)
HSL	hsl(222, 69%, 59%)
HSV	hsv(222, 65%, 87%)
CMYK	cmyk(65.3%, 45.9%, 0%, 12.9%)
CIE-LAB	lab(52.16, 17.61, -56.57)
CIE-LCH	lch(52.16, 59.25, 287.29°)
OKLab	oklab(59.36% -0.0149 -0.1618)
OKLCH	oklch(59.36% 0.163 264.7)
XYZ	xyz(22.9573, 20.2825, 71.7981)
Luminance	0.2029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78DE #DEB34D

analogous

#4DC0DE #4D78DE #6A4DDE

triadic

#4D78DE #DE4D78 #78DE4D

tetradic

#4D78DE #DE4DC0 #DEB34D #4DDE6A

square

#4D78DE #DE4DC0 #DEB34D #4DDE6A

split-complementary

#4D78DE #DE6A4D #C0DE4D

monochromatic

#1C4095 #2556C9 #4D78DE #819FE8 #B4C6F1

Accessibility & contrast

On white

4.15

#4D78DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#4D78DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78DE

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78DE	#FFFFFF	#000000	##000000
##4D78DE	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4583E2

Deuteranopia (green-blind)

#2976DC

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4d78de;
/* rgb */ color: rgb(77, 120, 222);
/* oklch */ color: oklch(59.4% 0.163 264.7);

Tailwind

colors: {
  custom: {
    50: '#8d9ee9',
    500: '#4d78de',
    950: '#000000',
  },
}

SCSS

$custom: #4d78de;
$custom-light: #8d9ee9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78de",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 222
  },
  "hsl": {
    "h": 222.207,
    "s": 68.72,
    "l": 58.627
  },
  "oklch": {
    "l": 0.59362,
    "c": 0.16252,
    "h": 264.7
  },
  "luminance": 0.20285
}

Semantic roles & 50–950 ramp

primary

#4D78DE

secondary

#E0CFA7

accent

#B83CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4D78DE

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

Preview Lab → · Contrast checker → · Palette generator →