#3A25B1#3A25B1

#3A25B1 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.0% C 0.205 H 278.5°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#3A25B1
RGB	rgb(58, 37, 177)
HSL	hsl(249, 65%, 42%)
HSV	hsv(249, 79%, 69%)
CMYK	cmyk(67.2%, 79.1%, 0%, 30.6%)
CIE-LAB	lab(27.83, 49.74, -70.11)
CIE-LCH	lch(27.83, 85.96, 305.36°)
OKLab	oklab(40% 0.0304 -0.2025)
OKLCH	oklch(40% 0.205 278.5)
XYZ	xyz(10.3397, 5.3961, 42.0831)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A25B1 #9CB125

analogous

#2556B1 #3A25B1 #8025B1

triadic

#3A25B1 #B13A25 #25B13A

tetradic

#3A25B1 #B12556 #9CB125 #25B180

square

#3A25B1 #B12556 #9CB125 #25B180

split-complementary

#3A25B1 #B18025 #56B125

monochromatic

#19104C #291A7E #3A25B1 #543DD6 #806FE1

Accessibility & contrast

On white

10.10

#3A25B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3A25B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A25B1

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A25B1	#FFFFFF	#000000	##FFFFFF
##3A25B1	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B5

Deuteranopia (green-blind)

#003CAF

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3a25b1;
/* rgb */ color: rgb(58, 37, 177);
/* oklch */ color: oklch(40.0% 0.205 278.5);

Tailwind

colors: {
  custom: {
    50: '#8164ca',
    500: '#3a25b1',
    950: '#000000',
  },
}

SCSS

$custom: #3a25b1;
$custom-light: #8164ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a25b1",
  "rgb": {
    "r": 58,
    "g": 37,
    "b": 177
  },
  "hsl": {
    "h": 249,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4,
    "c": 0.20478,
    "h": 278.5
  },
  "luminance": 0.05397
}

Semantic roles & 50–950 ramp

primary

#3A25B1

secondary

#BAC86A

accent

#E83FCF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3A25B1

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

Preview Lab → · Contrast checker → · Palette generator →