#402DA0#402DA0

#402DA0 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.8% C 0.175 H 282.5°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#402DA0
RGB	rgb(64, 45, 160)
HSL	hsl(250, 56%, 40%)
HSV	hsv(250, 72%, 63%)
CMYK	cmyk(60%, 71.9%, 0%, 37.3%)
CIE-LAB	lab(28.13, 40.99, -59.37)
CIE-LCH	lch(28.13, 72.14, 304.63°)
OKLab	oklab(39.82% 0.038 -0.171)
OKLCH	oklch(39.82% 0.175 282.5)
XYZ	xyz(9.3959, 5.5042, 33.8182)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402DA0 #8DA02D

analogous

#2D53A0 #402DA0 #792DA0

triadic

#402DA0 #A0402D #2DA040

tetradic

#402DA0 #A02D53 #8DA02D #2DA079

square

#402DA0 #A02D53 #8DA02D #2DA079

split-complementary

#402DA0 #A0792D #53A02D

monochromatic

#1A1240 #2D2070 #402DA0 #5741C9 #8170D7

Accessibility & contrast

On white

10.00

#402DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#402DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402DA0

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402DA0	#FFFFFF	#000000	##FFFFFF
##402DA0	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A3

Deuteranopia (green-blind)

#003E9E

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #402da0;
/* rgb */ color: rgb(64, 45, 160);
/* oklch */ color: oklch(39.8% 0.175 282.5);

Tailwind

colors: {
  custom: {
    50: '#8068bd',
    500: '#402da0',
    950: '#000000',
  },
}

SCSS

$custom: #402da0;
$custom-light: #8068bd;
$custom-dark: #000000;

JSON

{
  "hex": "#402da0",
  "rgb": {
    "r": 64,
    "g": 45,
    "b": 160
  },
  "hsl": {
    "h": 249.913,
    "s": 56.098,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39819,
    "c": 0.17519,
    "h": 282.5
  },
  "luminance": 0.05505
}

Semantic roles & 50–950 ramp

primary

#402DA0

secondary

#B0BE6B

accent

#DF48C6

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #402DA0

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

Preview Lab → · Contrast checker → · Palette generator →