#3F257C#3F257C

#3F257C is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.2% C 0.139 H 291.3°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#3F257C
RGB	rgb(63, 37, 124)
HSL	hsl(258, 54%, 32%)
HSV	hsv(258, 70%, 49%)
CMYK	cmyk(49.2%, 70.2%, 0%, 51.4%)
CIE-LAB	lab(23.12, 34.26, -45.23)
CIE-LCH	lch(23.12, 56.74, 307.14°)
OKLab	oklab(35.22% 0.0505 -0.1296)
OKLCH	oklch(35.22% 0.139 291.3)
XYZ	xyz(6.3485, 3.8349, 19.4706)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F257C #627C25

analogous

#25377C #3F257C #6B257C

triadic

#3F257C #7C3F25 #257C3F

tetradic

#3F257C #7C2537 #627C25 #257C6B

square

#3F257C #7C2537 #627C25 #257C6B

split-complementary

#3F257C #7C6B25 #377C25

monochromatic

#0F091E #27174D #3F257C #5733AB #7550CB

Accessibility & contrast

On white

11.88

#3F257C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#3F257C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F257C

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F257C	#FFFFFF	#000000	##FFFFFF
##3F257C	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397F

Deuteranopia (green-blind)

#00357A

Tritanopia (blue-blind)

#2C3B4D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f257c;
/* rgb */ color: rgb(63, 37, 124);
/* oklch */ color: oklch(35.2% 0.139 291.3);

Tailwind

colors: {
  custom: {
    50: '#7a61a3',
    500: '#3f257c',
    950: '#000000',
  },
}

SCSS

$custom: #3f257c;
$custom-light: #7a61a3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f257c",
  "rgb": {
    "r": 63,
    "g": 37,
    "b": 124
  },
  "hsl": {
    "h": 257.931,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.35215,
    "c": 0.13908,
    "h": 291.3
  },
  "luminance": 0.03835
}

Semantic roles & 50–950 ramp

primary

#3F257C

secondary

#92AE4F

accent

#DD4AB1

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #3F257C

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

Preview Lab → · Contrast checker → · Palette generator →