#423984#423984

#423984 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.6% C 0.121 H 284.9°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#423984
RGB	rgb(66, 57, 132)
HSL	hsl(247, 40%, 37%)
HSV	hsv(247, 57%, 52%)
CMYK	cmyk(50%, 56.8%, 0%, 48.2%)
CIE-LAB	lab(28.77, 24.97, -41.08)
CIE-LCH	lch(28.77, 48.08, 301.30°)
OKLab	oklab(39.62% 0.0311 -0.1172)
OKLCH	oklch(39.62% 0.121 284.9)
XYZ	xyz(7.8735, 5.7501, 22.5203)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423984 #7B8439

analogous

#395684 #423984 #683984

triadic

#423984 #844239 #398442

tetradic

#423984 #843956 #7B8439 #398468

square

#423984 #843956 #7B8439 #398468

split-complementary

#423984 #846839 #568439

monochromatic

#17142F #2D2759 #423984 #574BAF #7E74C3

Accessibility & contrast

On white

9.77

#423984 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#423984 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423984

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423984	#FFFFFF	#000000	##FFFFFF
##423984	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4687

Deuteranopia (green-blind)

#094282

Tritanopia (blue-blind)

#2B4A58

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #423984;
/* rgb */ color: rgb(66, 57, 132);
/* oklch */ color: oklch(39.6% 0.121 284.9);

Tailwind

colors: {
  custom: {
    50: '#7c6fa8',
    500: '#423984',
    950: '#000000',
  },
}

SCSS

$custom: #423984;
$custom-light: #7c6fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#423984",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 132
  },
  "hsl": {
    "h": 247.2,
    "s": 39.683,
    "l": 37.059
  },
  "oklch": {
    "l": 0.39617,
    "c": 0.12131,
    "h": 284.9
  },
  "luminance": 0.0575
}

Semantic roles & 50–950 ramp

primary

#423984

secondary

#A5AC6D

accent

#D058C1

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #423984

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

Preview Lab → · Contrast checker → · Palette generator →