#4E37DD#4E37DD

#4E37DD is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.2% C 0.236 H 279.1°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#4E37DD
RGB	rgb(78, 55, 221)
HSL	hsl(248, 71%, 54%)
HSV	hsv(248, 75%, 87%)
CMYK	cmyk(64.7%, 75.1%, 0%, 13.3%)
CIE-LAB	lab(37.06, 56.03, -80.56)
CIE-LCH	lch(37.06, 98.13, 304.82°)
OKLab	oklab(48.21% 0.0373 -0.2326)
OKLCH	oklch(48.21% 0.236 279.1)
XYZ	xyz(17.5550, 9.5711, 69.3149)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37DD #C6DD37

analogous

#3773DD #4E37DD #A137DD

triadic

#4E37DD #DD4E37 #37DD4E

tetradic

#4E37DD #DD3773 #C6DD37 #37DDA1

square

#4E37DD #DD3773 #C6DD37 #37DDA1

split-complementary

#4E37DD #DDA137 #73DD37

monochromatic

#251683 #341FB8 #4E37DD #7C6BE6 #ABA0EF

Accessibility & contrast

On white

7.21

#4E37DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4E37DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37DD

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37DD	#FFFFFF	#000000	##FFFFFF
##4E37DD	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE2

Deuteranopia (green-blind)

#0051DA

Tritanopia (blue-blind)

#006788

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4e37dd;
/* rgb */ color: rgb(78, 55, 221);
/* oklch */ color: oklch(48.2% 0.236 279.1);

Tailwind

colors: {
  custom: {
    50: '#9171e9',
    500: '#4e37dd',
    950: '#000000',
  },
}

SCSS

$custom: #4e37dd;
$custom-light: #9171e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37dd",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 221
  },
  "hsl": {
    "h": 248.313,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.48205,
    "c": 0.23559,
    "h": 279.1
  },
  "luminance": 0.09573
}

Semantic roles & 50–950 ramp

primary

#4E37DD

secondary

#D1DB95

accent

#EE3AD5

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0816

muted

#7E7B84

Preview Lab

Preview with #4E37DD

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

Preview Lab → · Contrast checker → · Palette generator →