#40415B#40415B

#40415B is a dark, muted blue. Relative luminance 0.056; OKLCH L 38.6% C 0.044 H 282.4°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#40415B
RGB	rgb(64, 65, 91)
HSL	hsl(238, 17%, 30%)
HSV	hsv(238, 30%, 36%)
CMYK	cmyk(29.7%, 28.6%, 0%, 64.3%)
CIE-LAB	lab(28.45, 6.30, -15.58)
CIE-LCH	lch(28.45, 16.80, 292.03°)
OKLab	oklab(38.55% 0.0095 -0.043)
OKLCH	oklch(38.55% 0.044 282.4)
XYZ	xyz(5.8925, 5.6258, 10.6709)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40415B #5B5A40

analogous

#404E5B #40415B #4C405B

triadic

#40415B #5B4041 #415B40

tetradic

#40415B #5B404E #5B5A40 #405B4C

square

#40415B #5B404E #5B5A40 #405B4C

split-complementary

#40415B #5B4C40 #4E5B40

monochromatic

#0D0E13 #272737 #40415B #595B7F #76789F

Accessibility & contrast

On white

9.88

#40415B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#40415B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40415B

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40415B	#FFFFFF	#000000	##FFFFFF
##40415B	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A445C

Deuteranopia (green-blind)

#39425A

Tritanopia (blue-blind)

#3A464A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #40415b;
/* rgb */ color: rgb(64, 65, 91);
/* oklch */ color: oklch(38.6% 0.044 282.4);

Tailwind

colors: {
  custom: {
    50: '#757589',
    500: '#40415b',
    950: '#000000',
  },
}

SCSS

$custom: #40415b;
$custom-light: #757589;
$custom-dark: #000000;

JSON

{
  "hex": "#40415b",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 91
  },
  "hsl": {
    "h": 237.778,
    "s": 17.419,
    "l": 30.392
  },
  "oklch": {
    "l": 0.38552,
    "c": 0.04406,
    "h": 282.4
  },
  "luminance": 0.05626
}

Semantic roles & 50–950 ramp

primary

#40415B

secondary

#8A896C

accent

#B76EBA

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #40415B

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

Preview Lab → · Contrast checker → · Palette generator →