#3A43C0#3A43C0

#3A43C0 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.9% C 0.192 H 272.9°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A43C0
RGB	rgb(58, 67, 192)
HSL	hsl(236, 54%, 49%)
HSV	hsv(236, 70%, 75%)
CMYK	cmyk(69.8%, 65.1%, 0%, 24.7%)
CIE-LAB	lab(35.44, 37.64, -66.48)
CIE-LCH	lch(35.44, 76.39, 299.52°)
OKLab	oklab(45.87% 0.0097 -0.192)
OKLCH	oklch(45.87% 0.192 272.9)
XYZ	xyz(13.2633, 8.7183, 50.8428)
Luminance	0.0872 (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

#3A43C0 #C0B73A

analogous

#3A86C0 #3A43C0 #743AC0

triadic

#3A43C0 #C03A43 #43C03A

tetradic

#3A43C0 #C03A86 #C0B73A #3AC074

square

#3A43C0 #C03A86 #C0B73A #3AC074

split-complementary

#3A43C0 #C0743A #86C03A

monochromatic

#1E2262 #2C3391 #3A43C0 #666DD1 #959ADF

Accessibility & contrast

On white

7.65

#3A43C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3A43C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A43C0

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A43C0	#FFFFFF	#000000	##FFFFFF
##3A43C0	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC4

Deuteranopia (green-blind)

#004DBE

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3a43c0;
/* rgb */ color: rgb(58, 67, 192);
/* oklch */ color: oklch(45.9% 0.192 272.9);

Tailwind

colors: {
  custom: {
    50: '#8277d4',
    500: '#3a43c0',
    950: '#000000',
  },
}

SCSS

$custom: #3a43c0;
$custom-light: #8277d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a43c0",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 192
  },
  "hsl": {
    "h": 235.97,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.4587,
    "c": 0.19225,
    "h": 272.9
  },
  "luminance": 0.0872
}

Semantic roles & 50–950 ramp

primary

#3A43C0

secondary

#CAC68B

accent

#D34BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A43C0

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

Preview Lab → · Contrast checker → · Palette generator →