#43499B#43499B

#43499B is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.132 H 276.5°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#43499B
RGB	rgb(67, 73, 155)
HSL	hsl(236, 40%, 44%)
HSV	hsv(236, 57%, 61%)
CMYK	cmyk(56.8%, 52.9%, 0%, 39.2%)
CIE-LAB	lab(34.65, 22.45, -45.72)
CIE-LCH	lch(34.65, 50.93, 296.15°)
OKLab	oklab(44.54% 0.0149 -0.1307)
OKLCH	oklch(44.54% 0.132 276.5)
XYZ	xyz(10.6118, 8.3242, 32.0515)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43499B #9B9543

analogous

#43759B #43499B #69439B

triadic

#43499B #9B4349 #499B43

tetradic

#43499B #9B4375 #9B9543 #439B69

square

#43499B #9B4375 #9B9543 #439B69

split-complementary

#43499B #9B6943 #759B43

monochromatic

#1E2146 #313570 #43499B #6167BB #8B90CD

Accessibility & contrast

On white

7.88

#43499B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#43499B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43499B

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43499B	#FFFFFF	#000000	##FFFFFF
##43499B	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C559E

Deuteranopia (green-blind)

#0B4E99

Tritanopia (blue-blind)

#145C6B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #43499b;
/* rgb */ color: rgb(67, 73, 155);
/* oklch */ color: oklch(44.5% 0.132 276.5);

Tailwind

colors: {
  custom: {
    50: '#7f7bb9',
    500: '#43499b',
    950: '#000000',
  },
}

SCSS

$custom: #43499b;
$custom-light: #7f7bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#43499b",
  "rgb": {
    "r": 67,
    "g": 73,
    "b": 155
  },
  "hsl": {
    "h": 235.909,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.44539,
    "c": 0.13157,
    "h": 276.5
  },
  "luminance": 0.08325
}

Semantic roles & 50–950 ramp

primary

#43499B

secondary

#B8B482

accent

#C758D0

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #43499B

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

Preview Lab → · Contrast checker → · Palette generator →