#4E50CB#4E50CB

#4E50CB is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.3% C 0.186 H 276.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#4E50CB
RGB	rgb(78, 80, 203)
HSL	hsl(239, 55%, 55%)
HSV	hsv(239, 62%, 80%)
CMYK	cmyk(61.6%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(40.68, 36.21, -64.26)
CIE-LCH	lch(40.68, 73.76, 299.40°)
OKLab	oklab(50.33% 0.0216 -0.1849)
OKLCH	oklch(50.33% 0.186 276.7)
XYZ	xyz(16.7865, 11.6675, 57.8558)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E50CB #CBC94E

analogous

#4E8ECB #4E50CB #8A4ECB

triadic

#4E50CB #CB4E50 #50CB4E

tetradic

#4E50CB #CB4E8E #CBC94E #4ECB8A

square

#4E50CB #CB4E8E #CBC94E #4ECB8A

split-complementary

#4E50CB #CB8A4E #8ECB4E

monochromatic

#24257B #3234AA #4E50CB #7D7FD9 #ADAEE7

Accessibility & contrast

On white

6.30

#4E50CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4E50CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E50CB

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E50CB	#FFFFFF	#000000	##FFFFFF
##4E50CB	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#006E86

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4e50cb;
/* rgb */ color: rgb(78, 80, 203);
/* oklch */ color: oklch(50.3% 0.186 276.7);

Tailwind

colors: {
  custom: {
    50: '#8c81dc',
    500: '#4e50cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e50cb;
$custom-light: #8c81dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e50cb",
  "rgb": {
    "r": 78,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 239.04,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.50333,
    "c": 0.18617,
    "h": 276.7
  },
  "luminance": 0.11669
}

Semantic roles & 50–950 ramp

primary

#4E50CB

secondary

#D5D4A0

accent

#DC4ADE

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4E50CB

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

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