#3A33BF#3A33BF

#3A33BF is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.3% C 0.208 H 275.4°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A33BF
RGB	rgb(58, 51, 191)
HSL	hsl(243, 58%, 47%)
HSV	hsv(243, 73%, 75%)
CMYK	cmyk(69.6%, 73.3%, 0%, 25.1%)
CIE-LAB	lab(31.87, 46.77, -71.75)
CIE-LCH	lch(31.87, 85.65, 303.10°)
OKLab	oklab(43.27% 0.0198 -0.2074)
OKLCH	oklch(43.27% 0.208 275.4)
XYZ	xyz(12.3296, 7.0276, 49.9868)
Luminance	0.0703 (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

#3A33BF #B8BF33

analogous

#3372BF #3A33BF #8033BF

triadic

#3A33BF #BF3A33 #33BF3A

tetradic

#3A33BF #BF3372 #B8BF33 #33BF80

square

#3A33BF #BF3372 #B8BF33 #33BF80

split-complementary

#3A33BF #BF8033 #72BF33

monochromatic

#1D195E #2B268F #3A33BF #625CD3 #908CE0

Accessibility & contrast

On white

8.73

#3A33BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3A33BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33BF

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33BF	#FFFFFF	#000000	##FFFFFF
##3A33BF	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C3

Deuteranopia (green-blind)

#0045BC

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a33bf;
/* rgb */ color: rgb(58, 51, 191);
/* oklch */ color: oklch(43.3% 0.208 275.4);

Tailwind

colors: {
  custom: {
    50: '#836dd4',
    500: '#3a33bf',
    950: '#000000',
  },
}

SCSS

$custom: #3a33bf;
$custom-light: #836dd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33bf",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 191
  },
  "hsl": {
    "h": 243,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43272,
    "c": 0.20836,
    "h": 275.4
  },
  "luminance": 0.07029
}

Semantic roles & 50–950 ramp

primary

#3A33BF

secondary

#C7CB83

accent

#E147D9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3A33BF

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

Preview Lab → · Contrast checker → · Palette generator →