#3A38BB#3A38BB

#3A38BB is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.6% C 0.198 H 275.1°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#3A38BB
RGB	rgb(58, 56, 187)
HSL	hsl(241, 54%, 48%)
HSV	hsv(241, 70%, 73%)
CMYK	cmyk(69%, 70.1%, 0%, 26.7%)
CIE-LAB	lab(32.51, 42.60, -68.34)
CIE-LCH	lch(32.51, 80.53, 301.94°)
OKLab	oklab(43.61% 0.0175 -0.1975)
OKLCH	oklch(43.61% 0.198 275.1)
XYZ	xyz(12.1258, 7.3146, 47.7769)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A38BB #B9BB38

analogous

#3877BB #3A38BB #7B38BB

triadic

#3A38BB #BB3A38 #38BB3A

tetradic

#3A38BB #BB3877 #B9BB38 #38BB7B

square

#3A38BB #BB3877 #B9BB38 #38BB7B

split-complementary

#3A38BB #BB7B38 #77BB38

monochromatic

#1D1C5D #2B2A8C #3A38BB #6261D0 #9190DE

Accessibility & contrast

On white

8.53

#3A38BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#3A38BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A38BB

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A38BB	#FFFFFF	#000000	##FFFFFF
##3A38BB	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#0046B9

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3a38bb;
/* rgb */ color: rgb(58, 56, 187);
/* oklch */ color: oklch(43.6% 0.198 275.1);

Tailwind

colors: {
  custom: {
    50: '#8270d1',
    500: '#3a38bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a38bb;
$custom-light: #8270d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a38bb",
  "rgb": {
    "r": 58,
    "g": 56,
    "b": 187
  },
  "hsl": {
    "h": 240.916,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43614,
    "c": 0.19824,
    "h": 275.1
  },
  "luminance": 0.07316
}

Semantic roles & 50–950 ramp

primary

#3A38BB

secondary

#C7C886

accent

#DD4BDB

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3A38BB

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

Preview Lab → · Contrast checker → · Palette generator →