#434BC9#434BC9

#434BC9 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.6% C 0.192 H 273.9°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#434BC9
RGB	rgb(67, 75, 201)
HSL	hsl(236, 55%, 53%)
HSV	hsv(236, 67%, 79%)
CMYK	cmyk(66.7%, 62.7%, 0%, 21.2%)
CIE-LAB	lab(38.62, 36.96, -66.49)
CIE-LCH	lch(38.62, 76.08, 299.07°)
OKLab	oklab(48.58% 0.0132 -0.1918)
OKLCH	oklch(48.58% 0.192 273.9)
XYZ	xyz(15.3699, 10.4411, 56.4524)
Luminance	0.1044 (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

#434BC9 #C9C143

analogous

#438EC9 #434BC9 #7E43C9

triadic

#434BC9 #C9434B #4BC943

tetradic

#434BC9 #C9438E #C9C143 #43C97E

square

#434BC9 #C9438E #C9C143 #43C97E

split-complementary

#434BC9 #C97E43 #8EC943

monochromatic

#202571 #2E35A1 #434BC9 #7379D7 #A2A6E4

Accessibility & contrast

On white

6.80

#434BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#434BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434BC9

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434BC9	#FFFFFF	#000000	##FFFFFF
##434BC9	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CD

Deuteranopia (green-blind)

#0055C7

Tritanopia (blue-blind)

#006B83

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #434bc9;
/* rgb */ color: rgb(67, 75, 201);
/* oklch */ color: oklch(48.6% 0.192 273.9);

Tailwind

colors: {
  custom: {
    50: '#877dda',
    500: '#434bc9',
    950: '#000000',
  },
}

SCSS

$custom: #434bc9;
$custom-light: #877dda;
$custom-dark: #000000;

JSON

{
  "hex": "#434bc9",
  "rgb": {
    "r": 67,
    "g": 75,
    "b": 201
  },
  "hsl": {
    "h": 236.418,
    "s": 55.372,
    "l": 52.549
  },
  "oklch": {
    "l": 0.48582,
    "c": 0.19224,
    "h": 273.9
  },
  "luminance": 0.10442
}

Semantic roles & 50–950 ramp

primary

#434BC9

secondary

#D1CE97

accent

#D649DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #434BC9

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

Preview Lab → · Contrast checker → · Palette generator →