#43579C#43579C

#43579C is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.5% C 0.114 H 269.5°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#43579C
RGB	rgb(67, 87, 156)
HSL	hsl(227, 40%, 44%)
HSV	hsv(227, 57%, 61%)
CMYK	cmyk(57.1%, 44.2%, 0%, 38.8%)
CIE-LAB	lab(38.57, 13.68, -40.04)
CIE-LCH	lch(38.57, 42.31, 288.86°)
OKLab	oklab(47.53% -0.0009 -0.1139)
OKLCH	oklch(47.53% 0.114 269.5)
XYZ	xyz(11.7217, 10.4091, 32.8375)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43579C #9C8843

analogous

#43839C #43579C #5B439C

triadic

#43579C #9C4357 #579C43

tetradic

#43579C #9C4383 #9C8843 #439C5B

square

#43579C #9C4383 #9C8843 #439C5B

split-complementary

#43579C #9C5B43 #839C43

monochromatic

#1E2746 #313F71 #43579C #6175BB #8C9BCE

Accessibility & contrast

On white

6.81

#43579C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#43579C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #43579C

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43579C	#FFFFFF	#000000	##FFFFFF
##43579C	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395F9F

Deuteranopia (green-blind)

#2E579B

Tritanopia (blue-blind)

#0C6672

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #43579c;
/* rgb */ color: rgb(67, 87, 156);
/* oklch */ color: oklch(47.5% 0.114 269.5);

Tailwind

colors: {
  custom: {
    50: '#7e86b9',
    500: '#43579c',
    950: '#000000',
  },
}

SCSS

$custom: #43579c;
$custom-light: #7e86b9;
$custom-dark: #000000;

JSON

{
  "hex": "#43579c",
  "rgb": {
    "r": 67,
    "g": 87,
    "b": 156
  },
  "hsl": {
    "h": 226.517,
    "s": 39.91,
    "l": 43.725
  },
  "oklch": {
    "l": 0.47533,
    "c": 0.1139,
    "h": 269.5
  },
  "luminance": 0.1041
}

Semantic roles & 50–950 ramp

primary

#43579C

secondary

#B9AC82

accent

#B558D0

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #43579C

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

Preview Lab → · Contrast checker → · Palette generator →