#3D319B#3D319B

#3D319B is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.7% C 0.165 H 280.9°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#3D319B
RGB	rgb(61, 49, 155)
HSL	hsl(247, 52%, 40%)
HSV	hsv(247, 68%, 61%)
CMYK	cmyk(60.6%, 68.4%, 0%, 39.2%)
CIE-LAB	lab(28.26, 36.59, -56.11)
CIE-LCH	lch(28.26, 66.99, 303.11°)
OKLab	oklab(39.71% 0.0313 -0.1616)
OKLCH	oklch(39.71% 0.165 280.9)
XYZ	xyz(8.9373, 5.5547, 31.6052)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D319B #8F9B31

analogous

#315A9B #3D319B #72319B

triadic

#3D319B #9B3D31 #319B3D

tetradic

#3D319B #9B315A #8F9B31 #319B72

square

#3D319B #9B315A #8F9B31 #319B72

split-complementary

#3D319B #9B7231 #5A9B31

monochromatic

#18143E #2B226D #3D319B #5345C4 #7E73D3

Accessibility & contrast

On white

9.95

#3D319B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3D319B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D319B

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D319B	#FFFFFF	#000000	##FFFFFF
##3D319B	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469E

Deuteranopia (green-blind)

#003F99

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3d319b;
/* rgb */ color: rgb(61, 49, 155);
/* oklch */ color: oklch(39.7% 0.165 280.9);

Tailwind

colors: {
  custom: {
    50: '#7d6ab9',
    500: '#3d319b',
    950: '#000000',
  },
}

SCSS

$custom: #3d319b;
$custom-light: #7d6ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d319b",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 155
  },
  "hsl": {
    "h": 246.792,
    "s": 51.961,
    "l": 40
  },
  "oklch": {
    "l": 0.3971,
    "c": 0.1646,
    "h": 280.9
  },
  "luminance": 0.05555
}

Semantic roles & 50–950 ramp

primary

#3D319B

secondary

#B2BB6D

accent

#DB4CCB

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3D319B

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

Preview Lab → · Contrast checker → · Palette generator →