#3A33AF#3A33AF

#3A33AF is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.7% C 0.189 H 276.9°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#3A33AF
RGB	rgb(58, 51, 175)
HSL	hsl(243, 55%, 44%)
HSV	hsv(243, 71%, 69%)
CMYK	cmyk(66.9%, 70.9%, 0%, 31.4%)
CIE-LAB	lab(30.31, 41.56, -64.84)
CIE-LCH	lch(30.31, 77.01, 302.66°)
OKLab	oklab(41.69% 0.0226 -0.1872)
OKLCH	oklch(41.69% 0.189 276.9)
XYZ	xyz(10.6641, 6.3614, 41.2150)
Luminance	0.0636 (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

#3A33AF #A8AF33

analogous

#336AAF #3A33AF #7833AF

triadic

#3A33AF #AF3A33 #33AF3A

tetradic

#3A33AF #AF336A #A8AF33 #33AF78

square

#3A33AF #AF336A #A8AF33 #33AF78

split-complementary

#3A33AF #AF7833 #6AAF33

monochromatic

#1B1750 #2A2580 #3A33AF #5952CD #8782DB

Accessibility & contrast

On white

9.24

#3A33AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3A33AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33AF

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33AF	#FFFFFF	#000000	##FFFFFF
##3A33AF	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB3

Deuteranopia (green-blind)

#0042AD

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a33af;
/* rgb */ color: rgb(58, 51, 175);
/* oklch */ color: oklch(41.7% 0.189 276.9);

Tailwind

colors: {
  custom: {
    50: '#806cc8',
    500: '#3a33af',
    950: '#000000',
  },
}

SCSS

$custom: #3a33af;
$custom-light: #806cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33af",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 175
  },
  "hsl": {
    "h": 243.387,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41686,
    "c": 0.18859,
    "h": 276.9
  },
  "luminance": 0.06362
}

Semantic roles & 50–950 ramp

primary

#3A33AF

secondary

#C0C47A

accent

#DE4AD6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3A33AF

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

Preview Lab → · Contrast checker → · Palette generator →