#43398C#43398C

#43398C is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.3% C 0.133 H 284.2°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#43398C
RGB	rgb(67, 57, 140)
HSL	hsl(247, 42%, 39%)
HSV	hsv(247, 59%, 55%)
CMYK	cmyk(52.1%, 59.3%, 0%, 45.1%)
CIE-LAB	lab(29.44, 27.80, -44.96)
CIE-LCH	lch(29.44, 52.86, 301.74°)
OKLab	oklab(40.32% 0.0326 -0.1286)
OKLCH	oklch(40.32% 0.133 284.2)
XYZ	xyz(8.5101, 6.0126, 25.5180)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43398C #828C39

analogous

#39588C #43398C #6C398C

triadic

#43398C #8C4339 #398C43

tetradic

#43398C #8C3958 #828C39 #398C6C

square

#43398C #8C3958 #828C39 #398C6C

split-complementary

#43398C #8C6C39 #588C39

monochromatic

#191635 #2E2761 #43398C #594CB6 #8178C8

Accessibility & contrast

On white

9.53

#43398C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#43398C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43398C

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43398C	#FFFFFF	#000000	##FFFFFF
##43398C	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00488F

Deuteranopia (green-blind)

#00438A

Tritanopia (blue-blind)

#274C5D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #43398c;
/* rgb */ color: rgb(67, 57, 140);
/* oklch */ color: oklch(40.3% 0.133 284.2);

Tailwind

colors: {
  custom: {
    50: '#7d70ae',
    500: '#43398c',
    950: '#000000',
  },
}

SCSS

$custom: #43398c;
$custom-light: #7d70ae;
$custom-dark: #000000;

JSON

{
  "hex": "#43398c",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 140
  },
  "hsl": {
    "h": 247.229,
    "s": 42.132,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40321,
    "c": 0.13267,
    "h": 284.2
  },
  "luminance": 0.06013
}

Semantic roles & 50–950 ramp

primary

#43398C

secondary

#A9B170

accent

#D256C3

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #43398C

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

Preview Lab → · Contrast checker → · Palette generator →