#403A82#403A82

#403A82 is a dark, moderate blue. Relative luminance 0.057; OKLCH L 39.5% C 0.117 H 283.4°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#403A82
RGB	rgb(64, 58, 130)
HSL	hsl(245, 38%, 37%)
HSV	hsv(245, 55%, 51%)
CMYK	cmyk(50.8%, 55.4%, 0%, 49%)
CIE-LAB	lab(28.71, 23.20, -39.94)
CIE-LCH	lch(28.71, 46.19, 300.15°)
OKLab	oklab(39.48% 0.0272 -0.1139)
OKLCH	oklch(39.48% 0.117 283.4)
XYZ	xyz(7.6555, 5.7274, 21.8169)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A82 #7C823A

analogous

#3A5882 #403A82 #643A82

triadic

#403A82 #82403A #3A8240

tetradic

#403A82 #823A58 #7C823A #3A8264

square

#403A82 #823A58 #7C823A #3A8264

split-complementary

#403A82 #82643A #58823A

monochromatic

#16142D #2B2758 #403A82 #554DAC #7B75C1

Accessibility & contrast

On white

9.79

#403A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#403A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A82

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A82	#FFFFFF	#000000	##FFFFFF
##403A82	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134684

Deuteranopia (green-blind)

#0E4180

Tritanopia (blue-blind)

#284A58

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #403a82;
/* rgb */ color: rgb(64, 58, 130);
/* oklch */ color: oklch(39.5% 0.117 283.4);

Tailwind

colors: {
  custom: {
    50: '#7a70a7',
    500: '#403a82',
    950: '#000000',
  },
}

SCSS

$custom: #403a82;
$custom-light: #7a70a7;
$custom-dark: #000000;

JSON

{
  "hex": "#403a82",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 130
  },
  "hsl": {
    "h": 245,
    "s": 38.298,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39484,
    "c": 0.11713,
    "h": 283.4
  },
  "luminance": 0.05728
}

Semantic roles & 50–950 ramp

primary

#403A82

secondary

#A6AB6D

accent

#CE5AC5

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A070F

muted

#7C7A7F

Preview Lab

Preview with #403A82

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

Preview Lab → · Contrast checker → · Palette generator →