#433FBA#433FBA

#433FBA is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.2% C 0.187 H 277.3°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#433FBA
RGB	rgb(67, 63, 186)
HSL	hsl(242, 49%, 49%)
HSV	hsv(242, 66%, 73%)
CMYK	cmyk(64%, 66.1%, 0%, 27.1%)
CIE-LAB	lab(34.58, 39.26, -64.32)
CIE-LCH	lch(34.58, 75.36, 301.40°)
OKLab	oklab(45.24% 0.0238 -0.1855)
OKLCH	oklch(45.24% 0.187 277.3)
XYZ	xyz(12.9523, 8.2924, 47.3629)
Luminance	0.0829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433FBA #B6BA3F

analogous

#3F79BA #433FBA #813FBA

triadic

#433FBA #BA433F #3FBA43

tetradic

#433FBA #BA3F79 #B6BA3F #3FBA81

square

#433FBA #BA3F79 #B6BA3F #3FBA81

split-complementary

#433FBA #BA813F #79BA3F

monochromatic

#22205F #33308C #433FBA #6D6ACC #9A97DC

Accessibility & contrast

On white

7.90

#433FBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#433FBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FBA

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FBA	#FFFFFF	#000000	##FFFFFF
##433FBA	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #433fba;
/* rgb */ color: rgb(67, 63, 186);
/* oklch */ color: oklch(45.2% 0.187 277.3);

Tailwind

colors: {
  custom: {
    50: '#8575d0',
    500: '#433fba',
    950: '#000000',
  },
}

SCSS

$custom: #433fba;
$custom-light: #8575d0;
$custom-dark: #000000;

JSON

{
  "hex": "#433fba",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 186
  },
  "hsl": {
    "h": 241.951,
    "s": 49.398,
    "l": 48.824
  },
  "oklch": {
    "l": 0.45243,
    "c": 0.187,
    "h": 277.3
  },
  "luminance": 0.08293
}

Semantic roles & 50–950 ramp

primary

#433FBA

secondary

#C6C88D

accent

#D94FD4

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #433FBA

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

Preview Lab → · Contrast checker → · Palette generator →