#3D177B#3D177B

#3D177B is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.1% C 0.154 H 293.2°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#3D177B
RGB	rgb(61, 23, 123)
HSL	hsl(263, 68%, 29%)
HSV	hsv(263, 81%, 48%)
CMYK	cmyk(50.4%, 81.3%, 0%, 51.8%)
CIE-LAB	lab(20.18, 40.95, -49.41)
CIE-LCH	lch(20.18, 64.17, 309.65°)
OKLab	oklab(33.06% 0.0608 -0.1418)
OKLCH	oklch(33.06% 0.154 293.2)
XYZ	xyz(5.8050, 3.0348, 19.0150)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D177B #557B17

analogous

#17237B #3D177B #6F177B

triadic

#3D177B #7B3D17 #177B3D

tetradic

#3D177B #7B1723 #557B17 #177B6F

square

#3D177B #7B1723 #557B17 #177B6F

split-complementary

#3D177B #7B6F17 #237B17

monochromatic

#0D051A #230D47 #3D177B #5721AF #7233D9

Accessibility & contrast

On white

13.07

#3D177B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#3D177B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D177B

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D177B	#FFFFFF	#000000	##FFFFFF
##3D177B	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#293349

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3d177b;
/* rgb */ color: rgb(61, 23, 123);
/* oklch */ color: oklch(33.1% 0.154 293.2);

Tailwind

colors: {
  custom: {
    50: '#7a59a2',
    500: '#3d177b',
    950: '#000000',
  },
}

SCSS

$custom: #3d177b;
$custom-light: #7a59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d177b",
  "rgb": {
    "r": 61,
    "g": 23,
    "b": 123
  },
  "hsl": {
    "h": 262.8,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33056,
    "c": 0.15428,
    "h": 293.2
  },
  "luminance": 0.03035
}

Semantic roles & 50–950 ramp

primary

#3D177B

secondary

#85B03E

accent

#EB3CA9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3D177B

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

Preview Lab → · Contrast checker → · Palette generator →