#3A43BE#3A43BE

#3A43BE is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.7% C 0.190 H 273.0°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A43BE
RGB	rgb(58, 67, 190)
HSL	hsl(236, 53%, 49%)
HSV	hsv(236, 69%, 75%)
CMYK	cmyk(69.5%, 64.7%, 0%, 25.5%)
CIE-LAB	lab(35.26, 36.94, -65.59)
CIE-LCH	lch(35.26, 75.28, 299.39°)
OKLab	oklab(45.69% 0.0098 -0.1894)
OKLCH	oklch(45.69% 0.19 273)
XYZ	xyz(13.0432, 8.6303, 49.6836)
Luminance	0.0863 (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

#3A43BE #BEB53A

analogous

#3A85BE #3A43BE #733ABE

triadic

#3A43BE #BE3A43 #43BE3A

tetradic

#3A43BE #BE3A85 #BEB53A #3ABE73

square

#3A43BE #BE3A85 #BEB53A #3ABE73

split-complementary

#3A43BE #BE733A #85BE3A

monochromatic

#1D2260 #2C328F #3A43BE #656CD0 #9499DE

Accessibility & contrast

On white

7.70

#3A43BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#3A43BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A43BE

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A43BE	#FFFFFF	#000000	##FFFFFF
##3A43BE	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004DBC

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3a43be;
/* rgb */ color: rgb(58, 67, 190);
/* oklch */ color: oklch(45.7% 0.190 273.0);

Tailwind

colors: {
  custom: {
    50: '#8277d3',
    500: '#3a43be',
    950: '#000000',
  },
}

SCSS

$custom: #3a43be;
$custom-light: #8277d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a43be",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 190
  },
  "hsl": {
    "h": 235.909,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45689,
    "c": 0.18966,
    "h": 273
  },
  "luminance": 0.08632
}

Semantic roles & 50–950 ramp

primary

#3A43BE

secondary

#CAC58A

accent

#D34BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A43BE

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

Preview Lab → · Contrast checker → · Palette generator →