#40359C#40359C

#40359C is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.7% C 0.160 H 281.4°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#40359C
RGB	rgb(64, 53, 156)
HSL	hsl(246, 49%, 41%)
HSV	hsv(246, 66%, 61%)
CMYK	cmyk(59%, 66%, 0%, 38.8%)
CIE-LAB	lab(29.50, 34.98, -54.68)
CIE-LCH	lch(29.50, 64.91, 302.61°)
OKLab	oklab(40.7% 0.0317 -0.1573)
OKLCH	oklch(40.7% 0.16 281.4)
XYZ	xyz(9.3863, 6.0359, 32.1165)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.78

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40359C #919C35

analogous

#355D9C #40359C #73359C

triadic

#40359C #9C4035 #359C40

tetradic

#40359C #9C355D #919C35 #359C73

square

#40359C #9C355D #919C35 #359C73

split-complementary

#40359C #9C7335 #5D9C35

monochromatic

#1B1641 #2D256E #40359C #594CC2 #837AD2

Accessibility & contrast

On white

9.51

#40359C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#40359C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40359C

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40359C	#FFFFFF	#000000	##FFFFFF
##40359C	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499F

Deuteranopia (green-blind)

#00429A

Tritanopia (blue-blind)

#074F63

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #40359c;
/* rgb */ color: rgb(64, 53, 156);
/* oklch */ color: oklch(40.7% 0.160 281.4);

Tailwind

colors: {
  custom: {
    50: '#7f6dba',
    500: '#40359c',
    950: '#000000',
  },
}

SCSS

$custom: #40359c;
$custom-light: #7f6dba;
$custom-dark: #000000;

JSON

{
  "hex": "#40359c",
  "rgb": {
    "r": 64,
    "g": 53,
    "b": 156
  },
  "hsl": {
    "h": 246.408,
    "s": 49.282,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40699,
    "c": 0.16045,
    "h": 281.4
  },
  "luminance": 0.06036
}

Semantic roles & 50–950 ramp

primary

#40359C

secondary

#B3BA72

accent

#D94FCA

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #40359C

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

Preview Lab → · Contrast checker → · Palette generator →