#434DC9#434DC9

#434DC9 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.9% C 0.190 H 273.5°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#434DC9
RGB	rgb(67, 77, 201)
HSL	hsl(236, 55%, 53%)
HSV	hsv(236, 67%, 79%)
CMYK	cmyk(66.7%, 61.7%, 0%, 21.2%)
CIE-LAB	lab(39.10, 35.72, -65.72)
CIE-LCH	lch(39.10, 74.80, 298.53°)
OKLab	oklab(48.93% 0.0117 -0.1895)
OKLCH	oklch(48.93% 0.19 273.5)
XYZ	xyz(15.5077, 10.7167, 56.4983)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.50

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434DC9 #C9BF43

analogous

#4390C9 #434DC9 #7C43C9

triadic

#434DC9 #C9434D #4DC943

tetradic

#434DC9 #C94390 #C9BF43 #43C97C

square

#434DC9 #C94390 #C9BF43 #43C97C

split-complementary

#434DC9 #C97C43 #90C943

monochromatic

#202771 #2E37A1 #434DC9 #737AD7 #A2A7E4

Accessibility & contrast

On white

6.68

#434DC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#434DC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434DC9

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434DC9	#FFFFFF	#000000	##FFFFFF
##434DC9	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CD

Deuteranopia (green-blind)

#0056C7

Tritanopia (blue-blind)

#006C84

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #434dc9;
/* rgb */ color: rgb(67, 77, 201);
/* oklch */ color: oklch(48.9% 0.190 273.5);

Tailwind

colors: {
  custom: {
    50: '#877fda',
    500: '#434dc9',
    950: '#000000',
  },
}

SCSS

$custom: #434dc9;
$custom-light: #877fda;
$custom-dark: #000000;

JSON

{
  "hex": "#434dc9",
  "rgb": {
    "r": 67,
    "g": 77,
    "b": 201
  },
  "hsl": {
    "h": 235.522,
    "s": 55.372,
    "l": 52.549
  },
  "oklch": {
    "l": 0.48932,
    "c": 0.18985,
    "h": 273.5
  },
  "luminance": 0.10718
}

Semantic roles & 50–950 ramp

primary

#434DC9

secondary

#D1CD97

accent

#D449DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #434DC9

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

Preview Lab → · Contrast checker → · Palette generator →