#4B43D7#4B43D7

#4B43D7 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.1% C 0.217 H 277.2°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4B43D7
RGB	rgb(75, 67, 215)
HSL	hsl(243, 65%, 55%)
HSV	hsv(243, 69%, 84%)
CMYK	cmyk(65.1%, 68.8%, 0%, 15.7%)
CIE-LAB	lab(38.58, 47.41, -74.63)
CIE-LCH	lch(38.58, 88.42, 302.42°)
OKLab	oklab(49.06% 0.0271 -0.2154)
OKLCH	oklch(49.06% 0.217 277.2)
XYZ	xyz(17.1706, 10.4150, 65.3822)
Luminance	0.1042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B43D7 #CFD743

analogous

#4385D7 #4B43D7 #9543D7

triadic

#4B43D7 #D74B43 #43D74B

tetradic

#4B43D7 #D74385 #CFD743 #43D795

square

#4B43D7 #D74385 #CFD743 #43D795

split-complementary

#4B43D7 #D79543 #85D743

monochromatic

#221C84 #2E27B6 #4B43D7 #7B75E2 #ACA8EC

Accessibility & contrast

On white

6.81

#4B43D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4B43D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B43D7

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B43D7	#FFFFFF	#000000	##FFFFFF
##4B43D7	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DB

Deuteranopia (green-blind)

#0054D4

Tritanopia (blue-blind)

#006B88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4b43d7;
/* rgb */ color: rgb(75, 67, 215);
/* oklch */ color: oklch(49.1% 0.217 277.2);

Tailwind

colors: {
  custom: {
    50: '#8e78e5',
    500: '#4b43d7',
    950: '#000000',
  },
}

SCSS

$custom: #4b43d7;
$custom-light: #8e78e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b43d7",
  "rgb": {
    "r": 75,
    "g": 67,
    "b": 215
  },
  "hsl": {
    "h": 243.243,
    "s": 64.912,
    "l": 55.294
  },
  "oklch": {
    "l": 0.49056,
    "c": 0.21713,
    "h": 277.2
  },
  "luminance": 0.10416
}

Semantic roles & 50–950 ramp

primary

#4B43D7

secondary

#D6DA9C

accent

#E840DF

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4B43D7

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

Preview Lab → · Contrast checker → · Palette generator →