#3A3CBB#3A3CBB

#3A3CBB is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.194 H 274.4°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3A3CBB
RGB	rgb(58, 60, 187)
HSL	hsl(239, 53%, 48%)
HSV	hsv(239, 69%, 73%)
CMYK	cmyk(69%, 67.9%, 0%, 26.7%)
CIE-LAB	lab(33.39, 40.21, -66.90)
CIE-LCH	lch(33.39, 78.05, 301.01°)
OKLab	oklab(44.25% 0.0149 -0.1933)
OKLCH	oklch(44.25% 0.194 274.4)
XYZ	xyz(12.3274, 7.7180, 47.8441)
Luminance	0.0772 (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

#3A3CBB #BBB93A

analogous

#3A7CBB #3A3CBB #783ABB

triadic

#3A3CBB #BB3A3C #3CBB3A

tetradic

#3A3CBB #BB3A7C #BBB93A #3ABB78

square

#3A3CBB #BB3A7C #BBB93A #3ABB78

split-complementary

#3A3CBB #BB783A #7CBB3A

monochromatic

#1D1E5E #2C2D8C #3A3CBB #6365CF #9293DD

Accessibility & contrast

On white

8.26

#3A3CBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3A3CBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3CBB

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3CBB	#FFFFFF	#000000	##FFFFFF
##3A3CBB	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#0049B9

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3a3cbb;
/* rgb */ color: rgb(58, 60, 187);
/* oklch */ color: oklch(44.2% 0.194 274.4);

Tailwind

colors: {
  custom: {
    50: '#8172d1',
    500: '#3a3cbb',
    950: '#000000',
  },
}

SCSS

$custom: #3a3cbb;
$custom-light: #8172d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3cbb",
  "rgb": {
    "r": 58,
    "g": 60,
    "b": 187
  },
  "hsl": {
    "h": 239.07,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44245,
    "c": 0.19383,
    "h": 274.4
  },
  "luminance": 0.07719
}

Semantic roles & 50–950 ramp

primary

#3A3CBB

secondary

#C8C788

accent

#DA4CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A3CBB

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

Preview Lab → · Contrast checker → · Palette generator →