#3A43AD#3A43AD

#3A43AD is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.2% C 0.167 H 273.7°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3A43AD
RGB	rgb(58, 67, 173)
HSL	hsl(235, 50%, 45%)
HSV	hsv(235, 66%, 68%)
CMYK	cmyk(66.5%, 61.3%, 0%, 32.2%)
CIE-LAB	lab(33.84, 30.99, -57.86)
CIE-LCH	lch(33.84, 65.64, 298.17°)
OKLab	oklab(44.2% 0.0107 -0.1667)
OKLCH	oklch(44.2% 0.167 273.7)
XYZ	xyz(11.2924, 7.9300, 40.4626)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A43AD #ADA43A

analogous

#3A7DAD #3A43AD #6A3AAD

triadic

#3A43AD #AD3A43 #43AD3A

tetradic

#3A43AD #AD3A7D #ADA43A #3AAD6A

square

#3A43AD #AD3A7D #ADA43A #3AAD6A

split-complementary

#3A43AD #AD6A3A #7DAD3A

monochromatic

#1B1F51 #2B317F #3A43AD #5C64C8 #8A90D8

Accessibility & contrast

On white

8.12

#3A43AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3A43AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A43AD

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A43AD	#FFFFFF	#000000	##FFFFFF
##3A43AD	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B0

Deuteranopia (green-blind)

#004AAB

Tritanopia (blue-blind)

#005D71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a43ad;
/* rgb */ color: rgb(58, 67, 173);
/* oklch */ color: oklch(44.2% 0.167 273.7);

Tailwind

colors: {
  custom: {
    50: '#7e77c6',
    500: '#3a43ad',
    950: '#000000',
  },
}

SCSS

$custom: #3a43ad;
$custom-light: #7e77c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a43ad",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 173
  },
  "hsl": {
    "h": 235.304,
    "s": 49.784,
    "l": 45.294
  },
  "oklch": {
    "l": 0.442,
    "c": 0.16708,
    "h": 273.7
  },
  "luminance": 0.07931
}

Semantic roles & 50–950 ramp

primary

#3A43AD

secondary

#C2BD81

accent

#CE4ED9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A43AD

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

Preview Lab → · Contrast checker → · Palette generator →