#423A92#423A92

#423A92 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.140 H 282.4°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#423A92
RGB	rgb(66, 58, 146)
HSL	hsl(245, 43%, 40%)
HSV	hsv(245, 60%, 57%)
CMYK	cmyk(54.8%, 60.3%, 0%, 42.7%)
CIE-LAB	lab(30.06, 28.92, -47.66)
CIE-LCH	lch(30.06, 55.75, 301.25°)
OKLab	oklab(40.89% 0.03 -0.1366)
OKLCH	oklch(40.89% 0.14 282.4)
XYZ	xyz(8.9465, 6.2592, 27.9253)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A92 #8A923A

analogous

#3A5E92 #423A92 #6E3A92

triadic

#423A92 #92423A #3A9242

tetradic

#423A92 #923A5E #8A923A #3A926E

square

#423A92 #923A5E #8A923A #3A926E

split-complementary

#423A92 #926E3A #5E923A

monochromatic

#1A173A #2E2966 #423A92 #5950B9 #837CCB

Accessibility & contrast

On white

9.33

#423A92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#423A92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A92

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A92	#FFFFFF	#000000	##FFFFFF
##423A92	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#004490

Tritanopia (blue-blind)

#1F4F60

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #423a92;
/* rgb */ color: rgb(66, 58, 146);
/* oklch */ color: oklch(40.9% 0.140 282.4);

Tailwind

colors: {
  custom: {
    50: '#7e70b3',
    500: '#423a92',
    950: '#000000',
  },
}

SCSS

$custom: #423a92;
$custom-light: #7e70b3;
$custom-dark: #000000;

JSON

{
  "hex": "#423a92",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 146
  },
  "hsl": {
    "h": 245.455,
    "s": 43.137,
    "l": 40
  },
  "oklch": {
    "l": 0.40895,
    "c": 0.13984,
    "h": 282.4
  },
  "luminance": 0.0626
}

Semantic roles & 50–950 ramp

primary

#423A92

secondary

#AEB474

accent

#D355C7

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #423A92

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

Preview Lab → · Contrast checker → · Palette generator →