#4D51EE#4D51EE

#4D51EE is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.4% C 0.230 H 274.3°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4D51EE
RGB	rgb(77, 81, 238)
HSL	hsl(239, 83%, 62%)
HSV	hsv(239, 68%, 93%)
CMYK	cmyk(67.6%, 66%, 0%, 6.7%)
CIE-LAB	lab(43.70, 46.98, -79.30)
CIE-LCH	lch(43.70, 92.18, 300.64°)
OKLab	oklab(53.41% 0.0172 -0.229)
OKLCH	oklch(53.41% 0.23 274.3)
XYZ	xyz(21.4305, 13.6337, 82.3745)
Luminance	0.1364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D51EE #EEEA4D

analogous

#4DA2EE #4D51EE #994DEE

triadic

#4D51EE #EE4D51 #51EE4D

tetradic

#4D51EE #EE4DA2 #EEEA4D #4DEE99

square

#4D51EE #EE4DA2 #EEEA4D #4DEE99

split-complementary

#4D51EE #EE994D #A2EE4D

monochromatic

#1115B0 #161BE8 #4D51EE #8588F3 #BDBEF9

Accessibility & contrast

On white

5.63

#4D51EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#4D51EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D51EE

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D51EE	#FFFFFF	#000000	##FFFFFF
##4D51EE	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF3

Deuteranopia (green-blind)

#0060EB

Tritanopia (blue-blind)

#007B99

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d51ee;
/* rgb */ color: rgb(77, 81, 238);
/* oklch */ color: oklch(53.4% 0.230 274.3);

Tailwind

colors: {
  custom: {
    50: '#9282f5',
    500: '#4d51ee',
    950: '#000000',
  },
}

SCSS

$custom: #4d51ee;
$custom-light: #9282f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d51ee",
  "rgb": {
    "r": 77,
    "g": 81,
    "b": 238
  },
  "hsl": {
    "h": 238.509,
    "s": 82.564,
    "l": 61.765
  },
  "oklch": {
    "l": 0.53407,
    "c": 0.22969,
    "h": 274.3
  },
  "luminance": 0.13636
}

Semantic roles & 50–950 ramp

primary

#4D51EE

secondary

#E9E8AE

accent

#DA07DF

background

#F9F8FF

surface

#F2EFFF

border

#CCCAD7

text

#0F0A17

muted

#7E7C85

Preview Lab

Preview with #4D51EE

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

Preview Lab → · Contrast checker → · Palette generator →