#3823B1#3823B1

#3823B1 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.6% C 0.207 H 277.9°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#3823B1
RGB	rgb(56, 35, 177)
HSL	hsl(249, 67%, 42%)
HSV	hsv(249, 80%, 69%)
CMYK	cmyk(68.4%, 80.2%, 0%, 30.6%)
CIE-LAB	lab(27.34, 50.52, -70.93)
CIE-LCH	lch(27.34, 87.08, 305.46°)
OKLab	oklab(39.62% 0.0286 -0.2049)
OKLCH	oklch(39.62% 0.207 277.9)
XYZ	xyz(10.1652, 5.2163, 42.0576)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3823B1 #9CB123

analogous

#2355B1 #3823B1 #7F23B1

triadic

#3823B1 #B13823 #23B138

tetradic

#3823B1 #B12355 #9CB123 #23B17F

square

#3823B1 #B12355 #9CB123 #23B17F

split-complementary

#3823B1 #B17F23 #55B123

monochromatic

#180F4B #28197E #3823B1 #5139D8 #7E6CE2

Accessibility & contrast

On white

10.28

#3823B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3823B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3823B1

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3823B1	#FFFFFF	#000000	##FFFFFF
##3823B1	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B5

Deuteranopia (green-blind)

#003BAF

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3823b1;
/* rgb */ color: rgb(56, 35, 177);
/* oklch */ color: oklch(39.6% 0.207 277.9);

Tailwind

colors: {
  custom: {
    50: '#8162ca',
    500: '#3823b1',
    950: '#000000',
  },
}

SCSS

$custom: #3823b1;
$custom-light: #8162ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3823b1",
  "rgb": {
    "r": 56,
    "g": 35,
    "b": 177
  },
  "hsl": {
    "h": 248.873,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39616,
    "c": 0.20688,
    "h": 277.9
  },
  "luminance": 0.05217
}

Semantic roles & 50–950 ramp

primary

#3823B1

secondary

#BAC868

accent

#EA3ED0

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3823B1

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

Preview Lab → · Contrast checker → · Palette generator →