#3B29B2#3B29B2

#3B29B2 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.7% C 0.202 H 278.4°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#3B29B2
RGB	rgb(59, 41, 178)
HSL	hsl(248, 63%, 43%)
HSV	hsv(248, 77%, 70%)
CMYK	cmyk(66.9%, 77%, 0%, 30.2%)
CIE-LAB	lab(28.72, 48.15, -69.24)
CIE-LCH	lch(28.72, 84.34, 304.81°)
OKLab	oklab(40.67% 0.0295 -0.2)
OKLCH	oklch(40.67% 0.202 278.4)
XYZ	xyz(10.6299, 5.7291, 42.6565)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B29B2 #A0B229

analogous

#295CB2 #3B29B2 #7F29B2

triadic

#3B29B2 #B23B29 #29B23B

tetradic

#3B29B2 #B2295C #A0B229 #29B27F

square

#3B29B2 #B2295C #A0B229 #29B27F

split-complementary

#3B29B2 #B27F29 #5CB229

monochromatic

#1A124F #2B1E80 #3B29B2 #5744D4 #8476DF

Accessibility & contrast

On white

9.79

#3B29B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3B29B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B29B2

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B29B2	#FFFFFF	#000000	##FFFFFF
##3B29B2	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B6

Deuteranopia (green-blind)

#003EB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3b29b2;
/* rgb */ color: rgb(59, 41, 178);
/* oklch */ color: oklch(40.7% 0.202 278.4);

Tailwind

colors: {
  custom: {
    50: '#8266ca',
    500: '#3b29b2',
    950: '#000000',
  },
}

SCSS

$custom: #3b29b2;
$custom-light: #8266ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3b29b2",
  "rgb": {
    "r": 59,
    "g": 41,
    "b": 178
  },
  "hsl": {
    "h": 247.883,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40669,
    "c": 0.20216,
    "h": 278.4
  },
  "luminance": 0.0573
}

Semantic roles & 50–950 ramp

primary

#3B29B2

secondary

#BCC770

accent

#E642D0

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3B29B2

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

Preview Lab → · Contrast checker → · Palette generator →