#43398D#43398D

#43398D is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.4% C 0.134 H 284.0°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#43398D
RGB	rgb(67, 57, 141)
HSL	hsl(247, 42%, 39%)
HSV	hsv(247, 60%, 55%)
CMYK	cmyk(52.5%, 59.6%, 0%, 44.7%)
CIE-LAB	lab(29.52, 28.13, -45.45)
CIE-LCH	lch(29.52, 53.45, 301.75°)
OKLab	oklab(40.4% 0.0325 -0.1301)
OKLCH	oklch(40.4% 0.134 284)
XYZ	xyz(8.5841, 6.0422, 25.9081)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43398D #838D39

analogous

#39598D #43398D #6D398D

triadic

#43398D #8D4339 #398D43

tetradic

#43398D #8D3959 #838D39 #398D6D

square

#43398D #8D3959 #838D39 #398D6D

split-complementary

#43398D #8D6D39 #598D39

monochromatic

#1A1636 #2E2761 #43398D #594CB7 #8278C8

Accessibility & contrast

On white

9.51

#43398D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#43398D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43398D

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43398D	#FFFFFF	#000000	##FFFFFF
##43398D	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004890

Deuteranopia (green-blind)

#00438B

Tritanopia (blue-blind)

#264C5D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #43398d;
/* rgb */ color: rgb(67, 57, 141);
/* oklch */ color: oklch(40.4% 0.134 284.0);

Tailwind

colors: {
  custom: {
    50: '#7e70af',
    500: '#43398d',
    950: '#000000',
  },
}

SCSS

$custom: #43398d;
$custom-light: #7e70af;
$custom-dark: #000000;

JSON

{
  "hex": "#43398d",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 141
  },
  "hsl": {
    "h": 247.143,
    "s": 42.424,
    "l": 38.824
  },
  "oklch": {
    "l": 0.404,
    "c": 0.13408,
    "h": 284
  },
  "luminance": 0.06043
}

Semantic roles & 50–950 ramp

primary

#43398D

secondary

#AAB270

accent

#D256C3

background

#F8F6FA

surface

#EFECF4

border

#CAC7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #43398D

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

Preview Lab → · Contrast checker → · Palette generator →