#433FB2#433FB2

#433FB2 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.177 H 278.0°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#433FB2
RGB	rgb(67, 63, 178)
HSL	hsl(242, 48%, 47%)
HSV	hsv(242, 65%, 70%)
CMYK	cmyk(62.4%, 64.6%, 0%, 30.2%)
CIE-LAB	lab(33.90, 36.61, -60.70)
CIE-LCH	lch(33.90, 70.89, 301.09°)
OKLab	oklab(44.54% 0.0245 -0.1749)
OKLCH	oklch(44.54% 0.177 278)
XYZ	xyz(12.1255, 7.9617, 43.0086)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.92

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433FB2 #AEB23F

analogous

#3F75B2 #433FB2 #7D3FB2

triadic

#433FB2 #B2433F #3FB243

tetradic

#433FB2 #B23F75 #AEB23F #3FB27D

square

#433FB2 #B23F75 #AEB23F #3FB27D

split-complementary

#433FB2 #B27D3F #75B23F

monochromatic

#211F58 #322F85 #433FB2 #6966C9 #9593D9

Accessibility & contrast

On white

8.10

#433FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#433FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FB2

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FB2	#FFFFFF	#000000	##FFFFFF
##433FB2	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #433fb2;
/* rgb */ color: rgb(67, 63, 178);
/* oklch */ color: oklch(44.5% 0.177 278.0);

Tailwind

colors: {
  custom: {
    50: '#8474ca',
    500: '#433fb2',
    950: '#000000',
  },
}

SCSS

$custom: #433fb2;
$custom-light: #8474ca;
$custom-dark: #000000;

JSON

{
  "hex": "#433fb2",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 178
  },
  "hsl": {
    "h": 242.087,
    "s": 47.718,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44537,
    "c": 0.17657,
    "h": 278
  },
  "luminance": 0.07963
}

Semantic roles & 50–950 ramp

primary

#433FB2

secondary

#C2C489

accent

#D750D3

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433FB2

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

Preview Lab → · Contrast checker → · Palette generator →