#4A51C8#4A51C8

#4A51C8 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.0% C 0.182 H 275.1°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#4A51C8
RGB	rgb(74, 81, 200)
HSL	hsl(237, 53%, 54%)
HSV	hsv(237, 63%, 78%)
CMYK	cmyk(63%, 59.5%, 0%, 21.6%)
CIE-LAB	lab(40.43, 33.94, -62.96)
CIE-LCH	lch(40.43, 71.52, 298.33°)
OKLab	oklab(50% 0.0162 -0.1812)
OKLCH	oklch(50% 0.182 275.1)
XYZ	xyz(16.1884, 11.5095, 56.0008)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A51C8 #C8C14A

analogous

#4A90C8 #4A51C8 #824AC8

triadic

#4A51C8 #C84A51 #51C84A

tetradic

#4A51C8 #C84A90 #C8C14A #4AC882

square

#4A51C8 #C84A90 #C8C14A #4AC882

split-complementary

#4A51C8 #C8824A #90C84A

monochromatic

#232874 #3238A3 #4A51C8 #797ED6 #A8ABE5

Accessibility & contrast

On white

6.36

#4A51C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4A51C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A51C8

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A51C8	#FFFFFF	#000000	##FFFFFF
##4A51C8	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CC

Deuteranopia (green-blind)

#005AC6

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4a51c8;
/* rgb */ color: rgb(74, 81, 200);
/* oklch */ color: oklch(50.0% 0.182 275.1);

Tailwind

colors: {
  custom: {
    50: '#8a82da',
    500: '#4a51c8',
    950: '#000000',
  },
}

SCSS

$custom: #4a51c8;
$custom-light: #8a82da;
$custom-dark: #000000;

JSON

{
  "hex": "#4a51c8",
  "rgb": {
    "r": 74,
    "g": 81,
    "b": 200
  },
  "hsl": {
    "h": 236.667,
    "s": 53.39,
    "l": 53.725
  },
  "oklch": {
    "l": 0.50002,
    "c": 0.18189,
    "h": 275.1
  },
  "luminance": 0.11511
}

Semantic roles & 50–950 ramp

primary

#4A51C8

secondary

#D2CF9C

accent

#D54BDD

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4A51C8

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

Preview Lab → · Contrast checker → · Palette generator →