#433CB0#433CB0

#433CB0 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.9% C 0.178 H 278.8°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#433CB0
RGB	rgb(67, 60, 176)
HSL	hsl(244, 49%, 46%)
HSV	hsv(244, 66%, 69%)
CMYK	cmyk(61.9%, 65.9%, 0%, 31%)
CIE-LAB	lab(33.05, 37.77, -60.92)
CIE-LCH	lch(33.05, 71.68, 301.80°)
OKLab	oklab(43.86% 0.0273 -0.1755)
OKLCH	oklch(43.86% 0.178 278.8)
XYZ	xyz(11.7646, 7.5587, 41.9049)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.34

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433CB0 #A9B03C

analogous

#3C6FB0 #433CB0 #7D3CB0

triadic

#433CB0 #B0433C #3CB043

tetradic

#433CB0 #B03C6F #A9B03C #3CB07D

square

#433CB0 #B03C6F #A9B03C #3CB07D

split-complementary

#433CB0 #B07D3C #6FB03C

monochromatic

#201D55 #322C82 #433CB0 #6760C9 #928ED8

Accessibility & contrast

On white

8.36

#433CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#433CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433CB0

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433CB0	#FFFFFF	#000000	##FFFFFF
##433CB0	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B4

Deuteranopia (green-blind)

#0049AE

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433cb0;
/* rgb */ color: rgb(67, 60, 176);
/* oklch */ color: oklch(43.9% 0.178 278.8);

Tailwind

colors: {
  custom: {
    50: '#8372c9',
    500: '#433cb0',
    950: '#000000',
  },
}

SCSS

$custom: #433cb0;
$custom-light: #8372c9;
$custom-dark: #000000;

JSON

{
  "hex": "#433cb0",
  "rgb": {
    "r": 67,
    "g": 60,
    "b": 176
  },
  "hsl": {
    "h": 243.621,
    "s": 49.153,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43861,
    "c": 0.1776,
    "h": 278.8
  },
  "luminance": 0.0756
}

Semantic roles & 50–950 ramp

primary

#433CB0

secondary

#BFC385

accent

#D94FD0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433CB0

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

Preview Lab → · Contrast checker → · Palette generator →