#433B8F#433B8F

#433B8F is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.134 H 283.0°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#433B8F
RGB	rgb(67, 59, 143)
HSL	hsl(246, 42%, 40%)
HSV	hsv(246, 59%, 56%)
CMYK	cmyk(53.1%, 58.7%, 0%, 43.9%)
CIE-LAB	lab(30.17, 27.50, -45.64)
CIE-LCH	lch(30.17, 53.28, 301.07°)
OKLab	oklab(40.92% 0.0302 -0.1306)
OKLCH	oklch(40.92% 0.134 283)
XYZ	xyz(8.8351, 6.3039, 26.7325)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433B8F #878F3B

analogous

#3B5D8F #433B8F #6D3B8F

triadic

#433B8F #8F433B #3B8F43

tetradic

#433B8F #8F3B5D #878F3B #3B8F6D

square

#433B8F #8F3B5D #878F3B #3B8F6D

split-complementary

#433B8F #8F6D3B #5D8F3B

monochromatic

#1A1738 #2F2964 #433B8F #5A50B7 #837CC9

Accessibility & contrast

On white

9.29

#433B8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#433B8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433B8F

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433B8F	#FFFFFF	#000000	##FFFFFF
##433B8F	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A92

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#244E5F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #433b8f;
/* rgb */ color: rgb(67, 59, 143);
/* oklch */ color: oklch(40.9% 0.134 283.0);

Tailwind

colors: {
  custom: {
    50: '#7e71b0',
    500: '#433b8f',
    950: '#000000',
  },
}

SCSS

$custom: #433b8f;
$custom-light: #7e71b0;
$custom-dark: #000000;

JSON

{
  "hex": "#433b8f",
  "rgb": {
    "r": 67,
    "g": 59,
    "b": 143
  },
  "hsl": {
    "h": 245.714,
    "s": 41.584,
    "l": 39.608
  },
  "oklch": {
    "l": 0.40925,
    "c": 0.13406,
    "h": 283
  },
  "luminance": 0.06304
}

Semantic roles & 50–950 ramp

primary

#433B8F

secondary

#ACB273

accent

#D156C6

background

#F8F6FA

surface

#EFECF5

border

#CAC7CF

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #433B8F

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

Preview Lab → · Contrast checker → · Palette generator →