#43489B#43489B

#43489B is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.3% C 0.133 H 276.9°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#43489B
RGB	rgb(67, 72, 155)
HSL	hsl(237, 40%, 44%)
HSV	hsv(237, 57%, 61%)
CMYK	cmyk(56.8%, 53.5%, 0%, 39.2%)
CIE-LAB	lab(34.38, 23.10, -46.15)
CIE-LCH	lch(34.38, 51.60, 296.59°)
OKLab	oklab(44.34% 0.016 -0.132)
OKLCH	oklch(44.34% 0.133 276.9)
XYZ	xyz(10.5466, 8.1939, 32.0298)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43489B #9B9643

analogous

#43749B #43489B #6A439B

triadic

#43489B #9B4348 #489B43

tetradic

#43489B #9B4374 #9B9643 #439B6A

square

#43489B #9B4374 #9B9643 #439B6A

split-complementary

#43489B #9B6A43 #749B43

monochromatic

#1E2046 #313470 #43489B #6166BB #8B8FCD

Accessibility & contrast

On white

7.96

#43489B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#43489B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43489B

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43489B	#FFFFFF	#000000	##FFFFFF
##43489B	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19559E

Deuteranopia (green-blind)

#054D99

Tritanopia (blue-blind)

#145B6A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #43489b;
/* rgb */ color: rgb(67, 72, 155);
/* oklch */ color: oklch(44.3% 0.133 276.9);

Tailwind

colors: {
  custom: {
    50: '#7f7ab9',
    500: '#43489b',
    950: '#000000',
  },
}

SCSS

$custom: #43489b;
$custom-light: #7f7ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#43489b",
  "rgb": {
    "r": 67,
    "g": 72,
    "b": 155
  },
  "hsl": {
    "h": 236.591,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4434,
    "c": 0.13296,
    "h": 276.9
  },
  "luminance": 0.08195
}

Semantic roles & 50–950 ramp

primary

#43489B

secondary

#B8B582

accent

#C958D0

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #43489B

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

Preview Lab → · Contrast checker → · Palette generator →