#3A21C2#3A21C2

#3A21C2 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.4% C 0.227 H 276.9°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A21C2
RGB	rgb(58, 33, 194)
HSL	hsl(249, 71%, 45%)
HSV	hsv(249, 83%, 76%)
CMYK	cmyk(70.1%, 83%, 0%, 23.9%)
CIE-LAB	lab(29.11, 56.55, -78.08)
CIE-LCH	lch(29.11, 96.41, 305.91°)
OKLab	oklab(41.44% 0.0272 -0.2256)
OKLCH	oklch(41.44% 0.227 276.9)
XYZ	xyz(12.0232, 5.8812, 51.5300)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A21C2 #A9C221

analogous

#2158C2 #3A21C2 #8B21C2

triadic

#3A21C2 #C23A21 #21C23A

tetradic

#3A21C2 #C22158 #A9C221 #21C28B

square

#3A21C2 #C22158 #A9C221 #21C28B

split-complementary

#3A21C2 #C28B21 #58C221

monochromatic

#1B0F59 #2A188E #3A21C2 #5A41DF #8776E8

Accessibility & contrast

On white

9.65

#3A21C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3A21C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A21C2

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A21C2	#FFFFFF	#000000	##FFFFFF
##3A21C2	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC6

Deuteranopia (green-blind)

#003EBF

Tritanopia (blue-blind)

#005574

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3a21c2;
/* rgb */ color: rgb(58, 33, 194);
/* oklch */ color: oklch(41.4% 0.227 276.9);

Tailwind

colors: {
  custom: {
    50: '#8563d6',
    500: '#3a21c2',
    950: '#000000',
  },
}

SCSS

$custom: #3a21c2;
$custom-light: #8563d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a21c2",
  "rgb": {
    "r": 58,
    "g": 33,
    "b": 194
  },
  "hsl": {
    "h": 249.317,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41437,
    "c": 0.22724,
    "h": 276.9
  },
  "luminance": 0.05882
}

Semantic roles & 50–950 ramp

primary

#3A21C2

secondary

#C0CF70

accent

#EE3AD2

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3A21C2

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

Preview Lab → · Contrast checker → · Palette generator →