#3A33BD#3A33BD

#3A33BD is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.1% C 0.206 H 275.6°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#3A33BD
RGB	rgb(58, 51, 189)
HSL	hsl(243, 58%, 47%)
HSV	hsv(243, 73%, 74%)
CMYK	cmyk(69.3%, 73%, 0%, 25.9%)
CIE-LAB	lab(31.67, 46.13, -70.90)
CIE-LCH	lch(31.67, 84.59, 303.05°)
OKLab	oklab(43.07% 0.0201 -0.2049)
OKLCH	oklch(43.07% 0.206 275.6)
XYZ	xyz(12.1110, 6.9402, 48.8356)
Luminance	0.0694 (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

#3A33BD #B6BD33

analogous

#3371BD #3A33BD #7F33BD

triadic

#3A33BD #BD3A33 #33BD3A

tetradic

#3A33BD #BD3371 #B6BD33 #33BD7F

square

#3A33BD #BD3371 #B6BD33 #33BD7F

split-complementary

#3A33BD #BD7F33 #71BD33

monochromatic

#1C195D #2B268D #3A33BD #615BD3 #8F8BE0

Accessibility & contrast

On white

8.79

#3A33BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3A33BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33BD

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33BD	#FFFFFF	#000000	##FFFFFF
##3A33BD	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C1

Deuteranopia (green-blind)

#0044BA

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a33bd;
/* rgb */ color: rgb(58, 51, 189);
/* oklch */ color: oklch(43.1% 0.206 275.6);

Tailwind

colors: {
  custom: {
    50: '#836dd2',
    500: '#3a33bd',
    950: '#000000',
  },
}

SCSS

$custom: #3a33bd;
$custom-light: #836dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33bd",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 189
  },
  "hsl": {
    "h": 243.043,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4307,
    "c": 0.20593,
    "h": 275.6
  },
  "luminance": 0.06941
}

Semantic roles & 50–950 ramp

primary

#3A33BD

secondary

#C6CA82

accent

#E147D9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3A33BD

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

Preview Lab → · Contrast checker → · Palette generator →