#3A43AF#3A43AF

#3A43AF is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.170 H 273.6°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#3A43AF
RGB	rgb(58, 67, 175)
HSL	hsl(235, 50%, 46%)
HSV	hsv(235, 67%, 69%)
CMYK	cmyk(66.9%, 61.7%, 0%, 31.4%)
CIE-LAB	lab(34.00, 31.69, -58.79)
CIE-LCH	lch(34.00, 66.79, 298.33°)
OKLab	oklab(44.37% 0.0106 -0.1695)
OKLCH	oklch(44.37% 0.17 273.6)
XYZ	xyz(11.4874, 8.0080, 41.4894)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A43AF #AFA63A

analogous

#3A7DAF #3A43AF #6C3AAF

triadic

#3A43AF #AF3A43 #43AF3A

tetradic

#3A43AF #AF3A7D #AFA63A #3AAF6C

square

#3A43AF #AF3A7D #AFA63A #3AAF6C

split-complementary

#3A43AF #AF6C3A #7DAF3A

monochromatic

#1C2053 #2B3181 #3A43AF #5D65C9 #8B91D9

Accessibility & contrast

On white

8.07

#3A43AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3A43AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A43AF

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A43AF	#FFFFFF	#000000	##FFFFFF
##3A43AF	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B3

Deuteranopia (green-blind)

#004BAD

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a43af;
/* rgb */ color: rgb(58, 67, 175);
/* oklch */ color: oklch(44.4% 0.170 273.6);

Tailwind

colors: {
  custom: {
    50: '#7e77c8',
    500: '#3a43af',
    950: '#000000',
  },
}

SCSS

$custom: #3a43af;
$custom-light: #7e77c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a43af",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 175
  },
  "hsl": {
    "h": 235.385,
    "s": 50.215,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44371,
    "c": 0.16979,
    "h": 273.6
  },
  "luminance": 0.08009
}

Semantic roles & 50–950 ramp

primary

#3A43AF

secondary

#C3BE82

accent

#CF4EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A43AF

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

Preview Lab → · Contrast checker → · Palette generator →