#4A51D2#4A51D2

#4A51D2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.8% C 0.195 H 274.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4A51D2
RGB	rgb(74, 81, 210)
HSL	hsl(237, 60%, 56%)
HSV	hsv(237, 65%, 82%)
CMYK	cmyk(64.8%, 61.4%, 0%, 17.6%)
CIE-LAB	lab(41.20, 37.31, -67.46)
CIE-LCH	lch(41.20, 77.09, 298.95°)
OKLab	oklab(50.82% 0.0159 -0.1944)
OKLCH	oklch(50.82% 0.195 274.7)
XYZ	xyz(17.3955, 11.9923, 62.3583)
Luminance	0.1199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A51D2 #D2CB4A

analogous

#4A95D2 #4A51D2 #874AD2

triadic

#4A51D2 #D24A51 #51D24A

tetradic

#4A51D2 #D24A95 #D2CB4A #4AD287

square

#4A51D2 #D24A95 #D2CB4A #4AD287

split-complementary

#4A51D2 #D2874A #95D24A

monochromatic

#202581 #2C33B2 #4A51D2 #7B80DE #ACAFEA

Accessibility & contrast

On white

6.18

#4A51D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4A51D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A51D2

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A51D2	#FFFFFF	#000000	##FFFFFF
##4A51D2	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D6

Deuteranopia (green-blind)

#005BCF

Tritanopia (blue-blind)

#00718A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4a51d2;
/* rgb */ color: rgb(74, 81, 210);
/* oklch */ color: oklch(50.8% 0.195 274.7);

Tailwind

colors: {
  custom: {
    50: '#8c82e1',
    500: '#4a51d2',
    950: '#000000',
  },
}

SCSS

$custom: #4a51d2;
$custom-light: #8c82e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a51d2",
  "rgb": {
    "r": 74,
    "g": 81,
    "b": 210
  },
  "hsl": {
    "h": 236.912,
    "s": 60.177,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50819,
    "c": 0.19505,
    "h": 274.7
  },
  "luminance": 0.11994
}

Semantic roles & 50–950 ramp

primary

#4A51D2

secondary

#D8D5A0

accent

#DB44E3

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4A51D2

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

Preview Lab → · Contrast checker → · Palette generator →