#3A23B0#3A23B0

#3A23B0 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.7% C 0.205 H 278.9°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#3A23B0
RGB	rgb(58, 35, 176)
HSL	hsl(250, 67%, 41%)
HSV	hsv(250, 80%, 69%)
CMYK	cmyk(67%, 80.1%, 0%, 31%)
CIE-LAB	lab(27.39, 50.40, -70.24)
CIE-LCH	lch(27.39, 86.45, 305.66°)
OKLab	oklab(39.66% 0.0317 -0.2028)
OKLCH	oklch(39.66% 0.205 278.9)
XYZ	xyz(10.1799, 5.2353, 41.5399)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A23B0 #99B023

analogous

#2353B0 #3A23B0 #8123B0

triadic

#3A23B0 #B03A23 #23B03A

tetradic

#3A23B0 #B02353 #99B023 #23B081

square

#3A23B0 #B02353 #99B023 #23B081

split-complementary

#3A23B0 #B08123 #53B023

monochromatic

#180F4A #29197D #3A23B0 #5339D8 #7F6CE2

Accessibility & contrast

On white

10.26

#3A23B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#3A23B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A23B0

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A23B0	#FFFFFF	#000000	##FFFFFF
##3A23B0	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B4

Deuteranopia (green-blind)

#003BAE

Tritanopia (blue-blind)

#004E6A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3a23b0;
/* rgb */ color: rgb(58, 35, 176);
/* oklch */ color: oklch(39.7% 0.205 278.9);

Tailwind

colors: {
  custom: {
    50: '#8163c9',
    500: '#3a23b0',
    950: '#000000',
  },
}

SCSS

$custom: #3a23b0;
$custom-light: #8163c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a23b0",
  "rgb": {
    "r": 58,
    "g": 35,
    "b": 176
  },
  "hsl": {
    "h": 249.787,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39662,
    "c": 0.2053,
    "h": 278.9
  },
  "luminance": 0.05236
}

Semantic roles & 50–950 ramp

primary

#3A23B0

secondary

#B8C867

accent

#EA3ECE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3A23B0

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

Preview Lab → · Contrast checker → · Palette generator →