#434FCC#434FCC

#434FCC is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.5% C 0.191 H 273.0°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#434FCC
RGB	rgb(67, 79, 204)
HSL	hsl(235, 57%, 53%)
HSV	hsv(235, 67%, 80%)
CMYK	cmyk(67.2%, 61.3%, 0%, 20%)
CIE-LAB	lab(39.82, 35.51, -66.28)
CIE-LCH	lch(39.82, 75.19, 298.18°)
OKLab	oklab(49.54% 0.01 -0.1911)
OKLCH	oklch(49.54% 0.191 273)
XYZ	xyz(16.0062, 11.1434, 58.4224)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FCC #CCC043

analogous

#4393CC #434FCC #7C43CC

triadic

#434FCC #CC434F #4FCC43

tetradic

#434FCC #CC4393 #CCC043 #43CC7C

square

#434FCC #CC4393 #CCC043 #43CC7C

split-complementary

#434FCC #CC7C43 #93CC43

monochromatic

#202775 #2D37A5 #434FCC #737CD9 #A3A9E6

Accessibility & contrast

On white

6.50

#434FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#434FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FCC

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FCC	#FFFFFF	#000000	##FFFFFF
##434FCC	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D0

Deuteranopia (green-blind)

#0058CA

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #434fcc;
/* rgb */ color: rgb(67, 79, 204);
/* oklch */ color: oklch(49.5% 0.191 273.0);

Tailwind

colors: {
  custom: {
    50: '#8780dc',
    500: '#434fcc',
    950: '#000000',
  },
}

SCSS

$custom: #434fcc;
$custom-light: #8780dc;
$custom-dark: #000000;

JSON

{
  "hex": "#434fcc",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 204
  },
  "hsl": {
    "h": 234.745,
    "s": 57.322,
    "l": 53.137
  },
  "oklch": {
    "l": 0.49539,
    "c": 0.19137,
    "h": 273
  },
  "luminance": 0.11145
}

Semantic roles & 50–950 ramp

primary

#434FCC

secondary

#D3CE98

accent

#D347E1

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #434FCC

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

Preview Lab → · Contrast checker → · Palette generator →