#4543DD#4543DD

#4543DD is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.2% C 0.226 H 274.8°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#4543DD
RGB	rgb(69, 67, 221)
HSL	hsl(241, 69%, 56%)
HSV	hsv(241, 70%, 87%)
CMYK	cmyk(68.8%, 69.7%, 0%, 13.3%)
CIE-LAB	lab(38.72, 48.62, -77.85)
CIE-LCH	lch(38.72, 91.79, 301.99°)
OKLab	oklab(49.22% 0.0189 -0.225)
OKLCH	oklch(49.22% 0.226 274.8)
XYZ	xyz(17.5082, 10.4983, 69.4963)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4543DD #DBDD43

analogous

#438EDD #4543DD #9243DD

triadic

#4543DD #DD4543 #43DD45

tetradic

#4543DD #DD438E #DBDD43 #43DD92

square

#4543DD #DD438E #DBDD43 #43DD92

split-complementary

#4543DD #DD9243 #8EDD43

monochromatic

#1B198C #2523C0 #4543DD #7877E6 #ACABF0

Accessibility & contrast

On white

6.77

#4543DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4543DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4543DD

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4543DD	#FFFFFF	#000000	##FFFFFF
##4543DD	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E2

Deuteranopia (green-blind)

#0054DA

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4543dd;
/* rgb */ color: rgb(69, 67, 221);
/* oklch */ color: oklch(49.2% 0.226 274.8);

Tailwind

colors: {
  custom: {
    50: '#8d78e9',
    500: '#4543dd',
    950: '#000000',
  },
}

SCSS

$custom: #4543dd;
$custom-light: #8d78e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4543dd",
  "rgb": {
    "r": 69,
    "g": 67,
    "b": 221
  },
  "hsl": {
    "h": 240.779,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.49222,
    "c": 0.22579,
    "h": 274.8
  },
  "luminance": 0.105
}

Semantic roles & 50–950 ramp

primary

#4543DD

secondary

#DDDE9E

accent

#EC3CEA

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4543DD

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

Preview Lab → · Contrast checker → · Palette generator →