#434FC3#434FC3

#434FC3 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.8% C 0.179 H 273.3°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#434FC3
RGB	rgb(67, 79, 195)
HSL	hsl(234, 52%, 51%)
HSV	hsv(234, 66%, 76%)
CMYK	cmyk(65.6%, 59.5%, 0%, 23.5%)
CIE-LAB	lab(39.11, 32.40, -62.21)
CIE-LCH	lch(39.11, 70.14, 297.51°)
OKLab	oklab(48.79% 0.0102 -0.1792)
OKLCH	oklch(48.79% 0.179 273.3)
XYZ	xyz(14.9578, 10.7241, 52.9009)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FC3 #C3B743

analogous

#438FC3 #434FC3 #7743C3

triadic

#434FC3 #C3434F #4FC343

tetradic

#434FC3 #C3438F #C3B743 #43C377

square

#434FC3 #C3438F #C3B743 #43C377

split-complementary

#434FC3 #C37743 #8FC343

monochromatic

#22296A #313A98 #434FC3 #717AD2 #A0A6E1

Accessibility & contrast

On white

6.68

#434FC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#434FC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FC3

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FC3	#FFFFFF	#000000	##FFFFFF
##434FC3	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C7

Deuteranopia (green-blind)

#0056C1

Tritanopia (blue-blind)

#006C81

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #434fc3;
/* rgb */ color: rgb(67, 79, 195);
/* oklch */ color: oklch(48.8% 0.179 273.3);

Tailwind

colors: {
  custom: {
    50: '#8680d6',
    500: '#434fc3',
    950: '#000000',
  },
}

SCSS

$custom: #434fc3;
$custom-light: #8680d6;
$custom-dark: #000000;

JSON

{
  "hex": "#434fc3",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 195
  },
  "hsl": {
    "h": 234.375,
    "s": 51.613,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48793,
    "c": 0.17946,
    "h": 273.3
  },
  "luminance": 0.10725
}

Semantic roles & 50–950 ramp

primary

#434FC3

secondary

#CDC895

accent

#CE4DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #434FC3

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

Preview Lab → · Contrast checker → · Palette generator →