#4A51D6#4A51D6

#4A51D6 is a mid, highly saturated blue. Relative luminance 0.122; OKLCH L 51.2% C 0.200 H 274.5°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4A51D6
RGB	rgb(74, 81, 214)
HSL	hsl(237, 63%, 56%)
HSV	hsv(237, 65%, 84%)
CMYK	cmyk(65.4%, 62.1%, 0%, 16.1%)
CIE-LAB	lab(41.52, 38.66, -69.24)
CIE-LCH	lch(41.52, 79.30, 299.17°)
OKLab	oklab(51.15% 0.0157 -0.1996)
OKLCH	oklch(51.15% 0.2 274.5)
XYZ	xyz(17.9001, 12.1942, 65.0157)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A51D6 #D6CF4A

analogous

#4A97D6 #4A51D6 #894AD6

triadic

#4A51D6 #D64A51 #51D64A

tetradic

#4A51D6 #D64A97 #D6CF4A #4AD689

square

#4A51D6 #D64A97 #D6CF4A #4AD689

split-complementary

#4A51D6 #D6894A #97D64A

monochromatic

#1F2487 #2A31B9 #4A51D6 #7C81E1 #AEB1ED

Accessibility & contrast

On white

6.11

#4A51D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4A51D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A51D6

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A51D6	#FFFFFF	#000000	##FFFFFF
##4A51D6	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DA

Deuteranopia (green-blind)

#005CD3

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4a51d6;
/* rgb */ color: rgb(74, 81, 214);
/* oklch */ color: oklch(51.2% 0.200 274.5);

Tailwind

colors: {
  custom: {
    50: '#8c82e4',
    500: '#4a51d6',
    950: '#000000',
  },
}

SCSS

$custom: #4a51d6;
$custom-light: #8c82e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4a51d6",
  "rgb": {
    "r": 74,
    "g": 81,
    "b": 214
  },
  "hsl": {
    "h": 237,
    "s": 63.063,
    "l": 56.471
  },
  "oklch": {
    "l": 0.51153,
    "c": 0.20024,
    "h": 274.5
  },
  "luminance": 0.12196
}

Semantic roles & 50–950 ramp

primary

#4A51D6

secondary

#DBD8A1

accent

#DE42E6

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4A51D6

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

Preview Lab → · Contrast checker → · Palette generator →