#433BB8#433BB8

#433BB8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.189 H 278.2°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#433BB8
RGB	rgb(67, 59, 184)
HSL	hsl(244, 51%, 48%)
HSV	hsv(244, 68%, 72%)
CMYK	cmyk(63.6%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(33.52, 41.00, -64.88)
CIE-LCH	lch(33.52, 76.75, 302.29°)
OKLab	oklab(44.42% 0.0271 -0.1871)
OKLCH	oklch(44.42% 0.189 278.2)
XYZ	xyz(12.5276, 7.7809, 46.1798)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.40

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433BB8 #B0B83B

analogous

#3B71B8 #433BB8 #813BB8

triadic

#433BB8 #B8433B #3BB843

tetradic

#433BB8 #B83B71 #B0B83B #3BB881

square

#433BB8 #B83B71 #B0B83B #3BB881

split-complementary

#433BB8 #B8813B #71B83B

monochromatic

#211D5B #322C8A #433BB8 #6A63CD #9692DC

Accessibility & contrast

On white

8.21

#433BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#433BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433BB8

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433BB8	#FFFFFF	#000000	##FFFFFF
##433BB8	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433bb8;
/* rgb */ color: rgb(67, 59, 184);
/* oklch */ color: oklch(44.4% 0.189 278.2);

Tailwind

colors: {
  custom: {
    50: '#8572ce',
    500: '#433bb8',
    950: '#000000',
  },
}

SCSS

$custom: #433bb8;
$custom-light: #8572ce;
$custom-dark: #000000;

JSON

{
  "hex": "#433bb8",
  "rgb": {
    "r": 67,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 243.84,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44421,
    "c": 0.18907,
    "h": 278.2
  },
  "luminance": 0.07782
}

Semantic roles & 50–950 ramp

primary

#433BB8

secondary

#C3C788

accent

#DB4DD2

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #433BB8

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

Preview Lab → · Contrast checker → · Palette generator →