#403A74#403A74

#403A74 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.5% C 0.096 H 285.7°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#403A74
RGB	rgb(64, 58, 116)
HSL	hsl(246, 33%, 34%)
HSV	hsv(246, 50%, 45%)
CMYK	cmyk(44.8%, 50%, 0%, 54.5%)
CIE-LAB	lab(27.78, 18.64, -32.63)
CIE-LCH	lch(27.78, 37.58, 299.73°)
OKLab	oklab(38.49% 0.0259 -0.0925)
OKLCH	oklch(38.49% 0.096 285.7)
XYZ	xyz(6.7789, 5.3768, 17.2003)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A74 #6E743A

analogous

#3A5174 #403A74 #5D3A74

triadic

#403A74 #74403A #3A7440

tetradic

#403A74 #743A51 #6E743A #3A745D

square

#403A74 #743A51 #6E743A #3A745D

split-complementary

#403A74 #745D3A #51743A

monochromatic

#131122 #29264B #403A74 #574E9D #7871B8

Accessibility & contrast

On white

10.12

#403A74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#403A74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A74

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A74	#FFFFFF	#000000	##FFFFFF
##403A74	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234376

Deuteranopia (green-blind)

#214073

Tritanopia (blue-blind)

#304651

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403a74;
/* rgb */ color: rgb(64, 58, 116);
/* oklch */ color: oklch(38.5% 0.096 285.7);

Tailwind

colors: {
  custom: {
    50: '#78709c',
    500: '#403a74',
    950: '#000000',
  },
}

SCSS

$custom: #403a74;
$custom-light: #78709c;
$custom-dark: #000000;

JSON

{
  "hex": "#403a74",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 116
  },
  "hsl": {
    "h": 246.207,
    "s": 33.333,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38486,
    "c": 0.09603,
    "h": 285.7
  },
  "luminance": 0.05377
}

Semantic roles & 50–950 ramp

primary

#403A74

secondary

#9BA168

accent

#C95EBE

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #403A74

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

Preview Lab → · Contrast checker → · Palette generator →