#403D77#403D77

#403D77 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 39.3% C 0.096 H 283.4°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#403D77
RGB	rgb(64, 61, 119)
HSL	hsl(243, 32%, 35%)
HSV	hsv(243, 49%, 47%)
CMYK	cmyk(46.2%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(28.80, 17.61, -32.91)
CIE-LCH	lch(28.80, 37.32, 298.15°)
OKLab	oklab(39.31% 0.0222 -0.0933)
OKLCH	oklch(39.31% 0.096 283.4)
XYZ	xyz(7.1119, 5.7591, 18.1861)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D77 #74773D

analogous

#3D5777 #403D77 #5D3D77

triadic

#403D77 #77403D #3D7740

tetradic

#403D77 #773D57 #74773D #3D775D

square

#403D77 #773D57 #74773D #3D775D

split-complementary

#403D77 #775D3D #57773D

monochromatic

#141426 #2A284F #403D77 #56529F #7976B9

Accessibility & contrast

On white

9.76

#403D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#403D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D77

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D77	#FFFFFF	#000000	##FFFFFF
##403D77	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264679

Deuteranopia (green-blind)

#234276

Tritanopia (blue-blind)

#2E4954

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #403d77;
/* rgb */ color: rgb(64, 61, 119);
/* oklch */ color: oklch(39.3% 0.096 283.4);

Tailwind

colors: {
  custom: {
    50: '#78729e',
    500: '#403d77',
    950: '#000000',
  },
}

SCSS

$custom: #403d77;
$custom-light: #78729e;
$custom-dark: #000000;

JSON

{
  "hex": "#403d77",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 243.103,
    "s": 32.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39312,
    "c": 0.09588,
    "h": 283.4
  },
  "luminance": 0.05759
}

Semantic roles & 50–950 ramp

primary

#403D77

secondary

#A0A36D

accent

#C85FC3

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09080E

muted

#7B7B7E

Preview Lab

Preview with #403D77

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

Preview Lab → · Contrast checker → · Palette generator →