#3A43C7#3A43C7

#3A43C7 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.5% C 0.201 H 272.6°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#3A43C7
RGB	rgb(58, 67, 199)
HSL	hsl(236, 56%, 50%)
HSV	hsv(236, 71%, 78%)
CMYK	cmyk(70.9%, 66.3%, 0%, 22%)
CIE-LAB	lab(36.05, 40.05, -69.56)
CIE-LCH	lch(36.05, 80.26, 299.93°)
OKLab	oklab(46.51% 0.0091 -0.201)
OKLCH	oklch(46.51% 0.201 272.6)
XYZ	xyz(14.0574, 9.0360, 55.0250)
Luminance	0.0904 (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

#3A43C7 #C7BE3A

analogous

#3A8AC7 #3A43C7 #773AC7

triadic

#3A43C7 #C73A43 #43C73A

tetradic

#3A43C7 #C73A8A #C7BE3A #3AC777

square

#3A43C7 #C73A8A #C7BE3A #3AC777

split-complementary

#3A43C7 #C7773A #8AC73A

monochromatic

#1E2369 #2B3298 #3A43C7 #6A70D5 #999EE2

Accessibility & contrast

On white

7.48

#3A43C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3A43C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A43C7

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A43C7	#FFFFFF	#000000	##FFFFFF
##3A43C7	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCB

Deuteranopia (green-blind)

#004EC5

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a43c7;
/* rgb */ color: rgb(58, 67, 199);
/* oklch */ color: oklch(46.5% 0.201 272.6);

Tailwind

colors: {
  custom: {
    50: '#8377d9',
    500: '#3a43c7',
    950: '#000000',
  },
}

SCSS

$custom: #3a43c7;
$custom-light: #8377d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a43c7",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 199
  },
  "hsl": {
    "h": 236.17,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46509,
    "c": 0.20123,
    "h": 272.6
  },
  "luminance": 0.09037
}

Semantic roles & 50–950 ramp

primary

#3A43C7

secondary

#CECA8F

accent

#D549DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3A43C7

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

Preview Lab → · Contrast checker → · Palette generator →