#3A23BC#3A23BC

#3A23BC is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 41.0% C 0.219 H 277.4°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#3A23BC
RGB	rgb(58, 35, 188)
HSL	hsl(249, 69%, 44%)
HSV	hsv(249, 81%, 74%)
CMYK	cmyk(69.1%, 81.4%, 0%, 26.3%)
CIE-LAB	lab(28.72, 53.95, -75.18)
CIE-LCH	lch(28.72, 92.53, 305.66°)
OKLab	oklab(40.97% 0.0282 -0.2172)
OKLCH	oklch(40.97% 0.219 277.4)
XYZ	xyz(11.4201, 5.7314, 48.0716)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A23BC #A5BC23

analogous

#2358BC #3A23BC #8623BC

triadic

#3A23BC #BC3A23 #23BC3A

tetradic

#3A23BC #BC2358 #A5BC23 #23BC86

square

#3A23BC #BC2358 #A5BC23 #23BC86

split-complementary

#3A23BC #BC8623 #58BC23

monochromatic

#1A1055 #2A1988 #3A23BC #5841DC #8574E5

Accessibility & contrast

On white

9.78

#3A23BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3A23BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A23BC

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A23BC	#FFFFFF	#000000	##FFFFFF
##3A23BC	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC0

Deuteranopia (green-blind)

#003DB9

Tritanopia (blue-blind)

#005371

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a23bc;
/* rgb */ color: rgb(58, 35, 188);
/* oklch */ color: oklch(41.0% 0.219 277.4);

Tailwind

colors: {
  custom: {
    50: '#8463d2',
    500: '#3a23bc',
    950: '#000000',
  },
}

SCSS

$custom: #3a23bc;
$custom-light: #8463d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a23bc",
  "rgb": {
    "r": 58,
    "g": 35,
    "b": 188
  },
  "hsl": {
    "h": 249.02,
    "s": 68.61,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40973,
    "c": 0.21905,
    "h": 277.4
  },
  "luminance": 0.05732
}

Semantic roles & 50–950 ramp

primary

#3A23BC

secondary

#BECC6F

accent

#EB3CD1

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0614

muted

#7D7A83

Preview Lab

Preview with #3A23BC

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

Preview Lab → · Contrast checker → · Palette generator →