#402FA5#402FA5

#402FA5 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.6% C 0.179 H 281.4°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#402FA5
RGB	rgb(64, 47, 165)
HSL	hsl(249, 56%, 42%)
HSV	hsv(249, 72%, 65%)
CMYK	cmyk(61.2%, 71.5%, 0%, 35.3%)
CIE-LAB	lab(29.00, 41.44, -60.95)
CIE-LCH	lch(29.00, 73.71, 304.21°)
OKLab	oklab(40.59% 0.0354 -0.1757)
OKLCH	oklch(40.59% 0.179 281.4)
XYZ	xyz(9.9203, 5.8389, 36.1943)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402FA5 #94A52F

analogous

#2F59A5 #402FA5 #7B2FA5

triadic

#402FA5 #A5402F #2FA540

tetradic

#402FA5 #A52F59 #94A52F #2FA57B

square

#402FA5 #A52F59 #94A52F #2FA57B

split-complementary

#402FA5 #A57B2F #59A52F

monochromatic

#1B1446 #2E2175 #402FA5 #5A47CB #8476D8

Accessibility & contrast

On white

9.69

#402FA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#402FA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402FA5

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402FA5	#FFFFFF	#000000	##FFFFFF
##402FA5	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A9

Deuteranopia (green-blind)

#0040A3

Tritanopia (blue-blind)

#004F66

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #402fa5;
/* rgb */ color: rgb(64, 47, 165);
/* oklch */ color: oklch(40.6% 0.179 281.4);

Tailwind

colors: {
  custom: {
    50: '#8169c1',
    500: '#402fa5',
    950: '#000000',
  },
}

SCSS

$custom: #402fa5;
$custom-light: #8169c1;
$custom-dark: #000000;

JSON

{
  "hex": "#402fa5",
  "rgb": {
    "r": 64,
    "g": 47,
    "b": 165
  },
  "hsl": {
    "h": 248.644,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40587,
    "c": 0.17922,
    "h": 281.4
  },
  "luminance": 0.0584
}

Semantic roles & 50–950 ramp

primary

#402FA5

secondary

#B4C070

accent

#DF49C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #402FA5

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

Preview Lab → · Contrast checker → · Palette generator →