#3A3FBC#3A3FBC

#3A3FBC is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.8% C 0.192 H 273.8°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#3A3FBC
RGB	rgb(58, 63, 188)
HSL	hsl(238, 53%, 48%)
HSV	hsv(238, 69%, 74%)
CMYK	cmyk(69.1%, 66.5%, 0%, 26.3%)
CIE-LAB	lab(34.16, 38.73, -66.22)
CIE-LCH	lch(34.16, 76.72, 300.32°)
OKLab	oklab(44.83% 0.0127 -0.1913)
OKLCH	oklch(44.83% 0.192 273.8)
XYZ	xyz(12.5965, 8.0842, 48.4638)
Luminance	0.0809 (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

#3A3FBC #BCB73A

analogous

#3A80BC #3A3FBC #763ABC

triadic

#3A3FBC #BC3A3F #3FBC3A

tetradic

#3A3FBC #BC3A80 #BCB73A #3ABC76

square

#3A3FBC #BC3A80 #BCB73A #3ABC76

split-complementary

#3A3FBC #BC763A #80BC3A

monochromatic

#1D205E #2C2F8D #3A3FBC #6468CF #9396DE

Accessibility & contrast

On white

8.02

#3A3FBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3A3FBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3FBC

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3FBC	#FFFFFF	#000000	##FFFFFF
##3A3FBC	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a3fbc;
/* rgb */ color: rgb(58, 63, 188);
/* oklch */ color: oklch(44.8% 0.192 273.8);

Tailwind

colors: {
  custom: {
    50: '#8174d1',
    500: '#3a3fbc',
    950: '#000000',
  },
}

SCSS

$custom: #3a3fbc;
$custom-light: #8174d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3fbc",
  "rgb": {
    "r": 58,
    "g": 63,
    "b": 188
  },
  "hsl": {
    "h": 237.692,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.4483,
    "c": 0.19171,
    "h": 273.8
  },
  "luminance": 0.08085
}

Semantic roles & 50–950 ramp

primary

#3A3FBC

secondary

#C9C689

accent

#D74CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A3FBC

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

Preview Lab → · Contrast checker → · Palette generator →