#3B43AF#3B43AF

#3B43AF is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.170 H 274.0°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#3B43AF
RGB	rgb(59, 67, 175)
HSL	hsl(236, 50%, 46%)
HSV	hsv(236, 66%, 69%)
CMYK	cmyk(66.3%, 61.7%, 0%, 31.4%)
CIE-LAB	lab(34.06, 31.84, -58.68)
CIE-LCH	lch(34.06, 66.77, 298.49°)
OKLab	oklab(44.43% 0.0117 -0.1691)
OKLCH	oklch(44.43% 0.17 274)
XYZ	xyz(11.5461, 8.0382, 41.4922)
Luminance	0.0804 (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

#3B43AF #AFA73B

analogous

#3B7DAF #3B43AF #6D3BAF

triadic

#3B43AF #AF3B43 #43AF3B

tetradic

#3B43AF #AF3B7D #AFA73B #3BAF6D

square

#3B43AF #AF3B7D #AFA73B #3BAF6D

split-complementary

#3B43AF #AF6D3B #7DAF3B

monochromatic

#1C2053 #2C3181 #3B43AF #5E66C9 #8C91D8

Accessibility & contrast

On white

8.05

#3B43AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3B43AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B43AF

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B43AF	#FFFFFF	#000000	##FFFFFF
##3B43AF	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	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: #3b43af;
/* rgb */ color: rgb(59, 67, 175);
/* oklch */ color: oklch(44.4% 0.170 274.0);

Tailwind

colors: {
  custom: {
    50: '#7f77c8',
    500: '#3b43af',
    950: '#000000',
  },
}

SCSS

$custom: #3b43af;
$custom-light: #7f77c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b43af",
  "rgb": {
    "r": 59,
    "g": 67,
    "b": 175
  },
  "hsl": {
    "h": 235.862,
    "s": 49.573,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44434,
    "c": 0.16954,
    "h": 274
  },
  "luminance": 0.08039
}

Semantic roles & 50–950 ramp

primary

#3B43AF

secondary

#C3BE83

accent

#D04FD9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3B43AF

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

Preview Lab → · Contrast checker → · Palette generator →