#433BB0#433BB0

#433BB0 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.7% C 0.179 H 279.0°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#433BB0
RGB	rgb(67, 59, 176)
HSL	hsl(244, 50%, 46%)
HSV	hsv(244, 66%, 69%)
CMYK	cmyk(61.9%, 66.5%, 0%, 31%)
CIE-LAB	lab(32.82, 38.38, -61.28)
CIE-LCH	lch(32.82, 72.31, 302.06°)
OKLab	oklab(43.7% 0.0281 -0.1766)
OKLCH	oklch(43.7% 0.179 279)
XYZ	xyz(11.7127, 7.4549, 41.8876)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.50

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433BB0 #A8B03B

analogous

#3B6DB0 #433BB0 #7D3BB0

triadic

#433BB0 #B0433B #3BB043

tetradic

#433BB0 #B03B6D #A8B03B #3BB07D

square

#433BB0 #B03B6D #A8B03B #3BB07D

split-complementary

#433BB0 #B07D3B #6DB03B

monochromatic

#201C54 #322C82 #433BB0 #665FC9 #928DD9

Accessibility & contrast

On white

8.43

#433BB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#433BB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433BB0

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433BB0	#FFFFFF	#000000	##FFFFFF
##433BB0	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B4

Deuteranopia (green-blind)

#0049AE

Tritanopia (blue-blind)

#005970

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #433bb0;
/* rgb */ color: rgb(67, 59, 176);
/* oklch */ color: oklch(43.7% 0.179 279.0);

Tailwind

colors: {
  custom: {
    50: '#8372c9',
    500: '#433bb0',
    950: '#000000',
  },
}

SCSS

$custom: #433bb0;
$custom-light: #8372c9;
$custom-dark: #000000;

JSON

{
  "hex": "#433bb0",
  "rgb": {
    "r": 67,
    "g": 59,
    "b": 176
  },
  "hsl": {
    "h": 244.103,
    "s": 49.787,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43698,
    "c": 0.17881,
    "h": 279
  },
  "luminance": 0.07456
}

Semantic roles & 50–950 ramp

primary

#433BB0

secondary

#BFC383

accent

#D94ED0

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433BB0

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

Preview Lab → · Contrast checker → · Palette generator →