#403B82#403B82

#403B82 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 39.7% C 0.116 H 282.9°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#403B82
RGB	rgb(64, 59, 130)
HSL	hsl(244, 38%, 37%)
HSV	hsv(244, 55%, 51%)
CMYK	cmyk(50.8%, 54.6%, 0%, 49%)
CIE-LAB	lab(28.98, 22.54, -39.52)
CIE-LCH	lch(28.98, 45.49, 299.70°)
OKLab	oklab(39.68% 0.0259 -0.1127)
OKLCH	oklch(39.68% 0.116 282.9)
XYZ	xyz(7.7064, 5.8292, 21.8339)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B82 #7D823B

analogous

#3B5A82 #403B82 #643B82

triadic

#403B82 #82403B #3B8240

tetradic

#403B82 #823B5A #7D823B #3B8264

square

#403B82 #823B5A #7D823B #3B8264

split-complementary

#403B82 #82643B #5A823B

monochromatic

#17152E #2B2858 #403B82 #554EAC #7C76C1

Accessibility & contrast

On white

9.70

#403B82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#403B82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B82

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B82	#FFFFFF	#000000	##FFFFFF
##403B82	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164784

Deuteranopia (green-blind)

#114280

Tritanopia (blue-blind)

#284B58

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #403b82;
/* rgb */ color: rgb(64, 59, 130);
/* oklch */ color: oklch(39.7% 0.116 282.9);

Tailwind

colors: {
  custom: {
    50: '#7a71a7',
    500: '#403b82',
    950: '#000000',
  },
}

SCSS

$custom: #403b82;
$custom-light: #7a71a7;
$custom-dark: #000000;

JSON

{
  "hex": "#403b82",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 130
  },
  "hsl": {
    "h": 244.225,
    "s": 37.566,
    "l": 37.059
  },
  "oklch": {
    "l": 0.3968,
    "c": 0.11562,
    "h": 282.9
  },
  "luminance": 0.0583
}

Semantic roles & 50–950 ramp

primary

#403B82

secondary

#A6AB6E

accent

#CE5AC5

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A070F

muted

#7C7A7F

Preview Lab

Preview with #403B82

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

Preview Lab → · Contrast checker → · Palette generator →