#403290#403290

#403290 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.148 H 284.0°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#403290
RGB	rgb(64, 50, 144)
HSL	hsl(249, 48%, 38%)
HSV	hsv(249, 65%, 56%)
CMYK	cmyk(55.6%, 65.3%, 0%, 43.5%)
CIE-LAB	lab(27.80, 32.91, -50.10)
CIE-LCH	lch(27.80, 59.94, 303.30°)
OKLab	oklab(39.15% 0.0358 -0.1439)
OKLCH	oklch(39.15% 0.148 284)
XYZ	xyz(8.2875, 5.3843, 26.9827)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403290 #829032

analogous

#325390 #403290 #6F3290

triadic

#403290 #904032 #329040

tetradic

#403290 #903253 #829032 #32906F

square

#403290 #903253 #829032 #32906F

split-complementary

#403290 #906F32 #539032

monochromatic

#181235 #2C2263 #403290 #5442BD #7D6FCD

Accessibility & contrast

On white

10.11

#403290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#403290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403290

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403290	#FFFFFF	#000000	##FFFFFF
##403290	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004493

Deuteranopia (green-blind)

#003F8E

Tritanopia (blue-blind)

#1D495C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403290;
/* rgb */ color: rgb(64, 50, 144);
/* oklch */ color: oklch(39.1% 0.148 284.0);

Tailwind

colors: {
  custom: {
    50: '#7d6bb1',
    500: '#403290',
    950: '#000000',
  },
}

SCSS

$custom: #403290;
$custom-light: #7d6bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#403290",
  "rgb": {
    "r": 64,
    "g": 50,
    "b": 144
  },
  "hsl": {
    "h": 248.936,
    "s": 48.454,
    "l": 38.039
  },
  "oklch": {
    "l": 0.3915,
    "c": 0.14825,
    "h": 284
  },
  "luminance": 0.05385
}

Semantic roles & 50–950 ramp

primary

#403290

secondary

#AAB569

accent

#D850C4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #403290

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

Preview Lab → · Contrast checker → · Palette generator →