#403C94#403C94

#403C94 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.3% C 0.140 H 280.3°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#403C94
RGB	rgb(64, 60, 148)
HSL	hsl(243, 42%, 41%)
HSV	hsv(243, 59%, 58%)
CMYK	cmyk(56.8%, 59.5%, 0%, 42%)
CIE-LAB	lab(30.54, 27.90, -48.11)
CIE-LCH	lch(30.54, 55.61, 300.11°)
OKLab	oklab(41.26% 0.0252 -0.1379)
OKLCH	oklch(41.26% 0.14 280.3)
XYZ	xyz(9.0738, 6.4592, 28.7798)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C94 #90943C

analogous

#3C6494 #403C94 #6C3C94

triadic

#403C94 #94403C #3C9440

tetradic

#403C94 #943C64 #90943C #3C946C

square

#403C94 #943C64 #90943C #3C946C

split-complementary

#403C94 #946C3C #64943C

monochromatic

#1A193D #2D2A68 #403C94 #5854BA #837FCB

Accessibility & contrast

On white

9.16

#403C94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#403C94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C94

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C94	#FFFFFF	#000000	##FFFFFF
##403C94	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B97

Deuteranopia (green-blind)

#004592

Tritanopia (blue-blind)

#165162

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #403c94;
/* rgb */ color: rgb(64, 60, 148);
/* oklch */ color: oklch(41.3% 0.140 280.3);

Tailwind

colors: {
  custom: {
    50: '#7d72b4',
    500: '#403c94',
    950: '#000000',
  },
}

SCSS

$custom: #403c94;
$custom-light: #7d72b4;
$custom-dark: #000000;

JSON

{
  "hex": "#403c94",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 148
  },
  "hsl": {
    "h": 242.727,
    "s": 42.308,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41259,
    "c": 0.14023,
    "h": 280.3
  },
  "luminance": 0.0646
}

Semantic roles & 50–950 ramp

primary

#403C94

secondary

#B2B577

accent

#D256CC

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #403C94

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

Preview Lab → · Contrast checker → · Palette generator →