#433FA8#433FA8

#433FA8 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.7% C 0.163 H 278.9°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#433FA8
RGB	rgb(67, 63, 168)
HSL	hsl(242, 45%, 45%)
HSV	hsv(242, 63%, 66%)
CMYK	cmyk(60.1%, 62.5%, 0%, 34.1%)
CIE-LAB	lab(33.08, 33.27, -56.08)
CIE-LCH	lch(33.08, 65.21, 300.68°)
OKLab	oklab(43.68% 0.0253 -0.1613)
OKLCH	oklch(43.68% 0.163 278.9)
XYZ	xyz(11.1579, 7.5747, 37.9123)
Luminance	0.0757 (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

#433FA8 #A4A83F

analogous

#3F6FA8 #433FA8 #783FA8

triadic

#433FA8 #A8433F #3FA843

tetradic

#433FA8 #A83F6F #A4A83F #3FA878

square

#433FA8 #A83F6F #A4A83F #3FA878

split-complementary

#433FA8 #A8783F #6FA83F

monochromatic

#1F1E4F #312E7B #433FA8 #6461C4 #908DD4

Accessibility & contrast

On white

8.35

#433FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#433FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FA8

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FA8	#FFFFFF	#000000	##FFFFFF
##433FA8	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#004AA6

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433fa8;
/* rgb */ color: rgb(67, 63, 168);
/* oklch */ color: oklch(43.7% 0.163 278.9);

Tailwind

colors: {
  custom: {
    50: '#8274c3',
    500: '#433fa8',
    950: '#000000',
  },
}

SCSS

$custom: #433fa8;
$custom-light: #8274c3;
$custom-dark: #000000;

JSON

{
  "hex": "#433fa8",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 168
  },
  "hsl": {
    "h": 242.286,
    "s": 45.455,
    "l": 45.294
  },
  "oklch": {
    "l": 0.4368,
    "c": 0.16325,
    "h": 278.9
  },
  "luminance": 0.07575
}

Semantic roles & 50–950 ramp

primary

#433FA8

secondary

#BDBF84

accent

#D553D0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #433FA8

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

Preview Lab → · Contrast checker → · Palette generator →