#3B29B0#3B29B0

#3B29B0 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.5% C 0.200 H 278.6°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B29B0
RGB	rgb(59, 41, 176)
HSL	hsl(248, 62%, 43%)
HSV	hsv(248, 77%, 69%)
CMYK	cmyk(66.5%, 76.7%, 0%, 31%)
CIE-LAB	lab(28.51, 47.53, -68.39)
CIE-LCH	lch(28.51, 83.28, 304.80°)
OKLab	oklab(40.46% 0.03 -0.1975)
OKLCH	oklch(40.46% 0.2 278.6)
XYZ	xyz(10.4305, 5.6494, 41.6066)
Luminance	0.0565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B29B0 #9EB029

analogous

#295AB0 #3B29B0 #7E29B0

triadic

#3B29B0 #B03B29 #29B03B

tetradic

#3B29B0 #B0295A #9EB029 #29B07E

square

#3B29B0 #B0295A #9EB029 #29B07E

split-complementary

#3B29B0 #B07E29 #5AB029

monochromatic

#1A124D #2A1D7E #3B29B0 #5643D3 #8375DF

Accessibility & contrast

On white

9.86

#3B29B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#3B29B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B29B0

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B29B0	#FFFFFF	#000000	##FFFFFF
##3B29B0	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B4

Deuteranopia (green-blind)

#003EAE

Tritanopia (blue-blind)

#00516B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3b29b0;
/* rgb */ color: rgb(59, 41, 176);
/* oklch */ color: oklch(40.5% 0.200 278.6);

Tailwind

colors: {
  custom: {
    50: '#8166c9',
    500: '#3b29b0',
    950: '#000000',
  },
}

SCSS

$custom: #3b29b0;
$custom-light: #8166c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b29b0",
  "rgb": {
    "r": 59,
    "g": 41,
    "b": 176
  },
  "hsl": {
    "h": 248,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40461,
    "c": 0.19978,
    "h": 278.6
  },
  "luminance": 0.0565
}

Semantic roles & 50–950 ramp

primary

#3B29B0

secondary

#BBC66F

accent

#E543D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3B29B0

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

Preview Lab → · Contrast checker → · Palette generator →