#43539B#43539B

#43539B is a mid, moderate blue. Relative luminance 0.097; OKLCH L 46.6% C 0.118 H 271.7°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#43539B
RGB	rgb(67, 83, 155)
HSL	hsl(229, 40%, 44%)
HSV	hsv(229, 57%, 61%)
CMYK	cmyk(56.8%, 46.5%, 0%, 39.2%)
CIE-LAB	lab(37.38, 15.93, -41.33)
CIE-LCH	lch(37.38, 44.30, 291.07°)
OKLab	oklab(46.61% 0.0035 -0.1177)
OKLCH	oklch(46.61% 0.118 271.7)
XYZ	xyz(11.3225, 9.7455, 32.2884)
Luminance	0.0975 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43539B #9B8B43

analogous

#437F9B #43539B #5F439B

triadic

#43539B #9B4353 #539B43

tetradic

#43539B #9B437F #9B8B43 #439B5F

square

#43539B #9B437F #9B8B43 #439B5F

split-complementary

#43539B #9B5F43 #7F9B43

monochromatic

#1E2546 #313C70 #43539B #6171BB #8B97CD

Accessibility & contrast

On white

7.12

#43539B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#43539B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43539B

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43539B	#FFFFFF	#000000	##FFFFFF
##43539B	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325C9E

Deuteranopia (green-blind)

#275499

Tritanopia (blue-blind)

#10636F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #43539b;
/* rgb */ color: rgb(67, 83, 155);
/* oklch */ color: oklch(46.6% 0.118 271.7);

Tailwind

colors: {
  custom: {
    50: '#7e83b9',
    500: '#43539b',
    950: '#000000',
  },
}

SCSS

$custom: #43539b;
$custom-light: #7e83b9;
$custom-dark: #000000;

JSON

{
  "hex": "#43539b",
  "rgb": {
    "r": 67,
    "g": 83,
    "b": 155
  },
  "hsl": {
    "h": 229.091,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.46608,
    "c": 0.11778,
    "h": 271.7
  },
  "luminance": 0.09746
}

Semantic roles & 50–950 ramp

primary

#43539B

secondary

#B8AE82

accent

#BA58D0

background

#F8F7FB

surface

#EFEEF6

border

#CAC9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #43539B

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

Preview Lab → · Contrast checker → · Palette generator →