#40487A#40487A

#40487A is a dark, moderate blue. Relative luminance 0.071; OKLCH L 41.9% C 0.084 H 275.3°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#40487A
RGB	rgb(64, 72, 122)
HSL	hsl(232, 31%, 36%)
HSV	hsv(232, 48%, 48%)
CMYK	cmyk(47.5%, 41%, 0%, 52.2%)
CIE-LAB	lab(32.10, 11.28, -29.54)
CIE-LCH	lch(32.10, 31.62, 290.90°)
OKLab	oklab(41.89% 0.0077 -0.0834)
OKLCH	oklch(41.89% 0.084 275.3)
XYZ	xyz(7.9435, 7.1294, 19.3661)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40487A #7A7240

analogous

#40657A #40487A #55407A

triadic

#40487A #7A4048 #487A40

tetradic

#40487A #7A4065 #7A7240 #407A55

square

#40487A #7A4065 #7A7240 #407A55

split-complementary

#40487A #7A5540 #657A40

monochromatic

#16192A #2B3052 #40487A #5560A2 #7B83BA

Accessibility & contrast

On white

8.66

#40487A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#40487A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40487A

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40487A	#FFFFFF	#000000	##FFFFFF
##40487A	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354E7C

Deuteranopia (green-blind)

#314979

Tritanopia (blue-blind)

#2B525B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #40487a;
/* rgb */ color: rgb(64, 72, 122);
/* oklch */ color: oklch(41.9% 0.084 275.3);

Tailwind

colors: {
  custom: {
    50: '#787aa1',
    500: '#40487a',
    950: '#000000',
  },
}

SCSS

$custom: #40487a;
$custom-light: #787aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#40487a",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 122
  },
  "hsl": {
    "h": 231.724,
    "s": 31.183,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41885,
    "c": 0.08373,
    "h": 275.3
  },
  "luminance": 0.0713
}

Semantic roles & 50–950 ramp

primary

#40487A

secondary

#A49D72

accent

#B960C7

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#09090F

muted

#7B7B7E

Preview Lab

Preview with #40487A

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

Preview Lab → · Contrast checker → · Palette generator →