#4E51BE#4E51BE

#4E51BE is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.5% C 0.167 H 277.2°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#4E51BE
RGB	rgb(78, 81, 190)
HSL	hsl(238, 46%, 53%)
HSV	hsv(238, 59%, 75%)
CMYK	cmyk(58.9%, 57.4%, 0%, 25.5%)
CIE-LAB	lab(39.95, 31.27, -57.90)
CIE-LCH	lch(39.95, 65.80, 298.38°)
OKLab	oklab(49.49% 0.0209 -0.1662)
OKLCH	oklch(49.49% 0.167 277.2)
XYZ	xyz(15.3756, 11.2211, 50.0609)
Luminance	0.1122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51BE #BEBB4E

analogous

#4E89BE #4E51BE #834EBE

triadic

#4E51BE #BE4E51 #51BE4E

tetradic

#4E51BE #BE4E89 #BEBB4E #4EBE83

square

#4E51BE #BE4E89 #BEBB4E #4EBE83

split-complementary

#4E51BE #BE834E #89BE4E

monochromatic

#27296A #383A97 #4E51BE #7B7DCE #A8A9DF

Accessibility & contrast

On white

6.47

#4E51BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#4E51BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51BE

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51BE	#FFFFFF	#000000	##FFFFFF
##4E51BE	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#005ABC

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4e51be;
/* rgb */ color: rgb(78, 81, 190);
/* oklch */ color: oklch(49.5% 0.167 277.2);

Tailwind

colors: {
  custom: {
    50: '#8a82d2',
    500: '#4e51be',
    950: '#000000',
  },
}

SCSS

$custom: #4e51be;
$custom-light: #8a82d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51be",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 190
  },
  "hsl": {
    "h": 238.393,
    "s": 46.281,
    "l": 52.549
  },
  "oklch": {
    "l": 0.49485,
    "c": 0.16749,
    "h": 277.2
  },
  "luminance": 0.11222
}

Semantic roles & 50–950 ramp

primary

#4E51BE

secondary

#CCCB9C

accent

#D252D6

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0A14

muted

#7E7C83

Preview Lab

Preview with #4E51BE

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

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