#3B23BA#3B23BA

#3B23BA is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.8% C 0.217 H 278.0°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3B23BA
RGB	rgb(59, 35, 186)
HSL	hsl(250, 68%, 43%)
HSV	hsv(250, 81%, 73%)
CMYK	cmyk(68.3%, 81.2%, 0%, 27.1%)
CIE-LAB	lab(28.58, 53.45, -74.23)
CIE-LCH	lch(28.58, 91.47, 305.75°)
OKLab	oklab(40.83% 0.0302 -0.2144)
OKLCH	oklch(40.83% 0.217 278)
XYZ	xyz(11.2647, 5.6761, 46.9468)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B23BA #A2BA23

analogous

#2357BA #3B23BA #8623BA

triadic

#3B23BA #BA3B23 #23BA3B

tetradic

#3B23BA #BA2357 #A2BA23 #23BA86

square

#3B23BA #BA2357 #A2BA23 #23BA86

split-complementary

#3B23BA #BA8623 #57BA23

monochromatic

#1A1053 #2B1986 #3B23BA #583FDB #8573E5

Accessibility & contrast

On white

9.83

#3B23BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3B23BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B23BA

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B23BA	#FFFFFF	#000000	##FFFFFF
##3B23BA	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BE

Deuteranopia (green-blind)

#003DB7

Tritanopia (blue-blind)

#005270

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3b23ba;
/* rgb */ color: rgb(59, 35, 186);
/* oklch */ color: oklch(40.8% 0.217 278.0);

Tailwind

colors: {
  custom: {
    50: '#8463d0',
    500: '#3b23ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b23ba;
$custom-light: #8463d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b23ba",
  "rgb": {
    "r": 59,
    "g": 35,
    "b": 186
  },
  "hsl": {
    "h": 249.536,
    "s": 68.326,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40827,
    "c": 0.21656,
    "h": 278
  },
  "luminance": 0.05677
}

Semantic roles & 50–950 ramp

primary

#3B23BA

secondary

#BDCC6D

accent

#EB3DCF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3B23BA

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

Preview Lab → · Contrast checker → · Palette generator →