#403E79#403E79

#403E79 is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.7% C 0.097 H 282.5°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#403E79
RGB	rgb(64, 62, 121)
HSL	hsl(242, 32%, 36%)
HSV	hsv(242, 49%, 47%)
CMYK	cmyk(47.1%, 48.8%, 0%, 52.5%)
CIE-LAB	lab(29.20, 17.59, -33.53)
CIE-LCH	lch(29.20, 37.86, 297.69°)
OKLab	oklab(39.66% 0.0211 -0.0951)
OKLCH	oklch(39.66% 0.097 282.5)
XYZ	xyz(7.2871, 5.9154, 18.8433)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E79 #77793E

analogous

#3E5979 #403E79 #5D3E79

triadic

#403E79 #79403E #3E7940

tetradic

#403E79 #793E59 #77793E #3E795D

square

#403E79 #793E59 #77793E #3E795D

split-complementary

#403E79 #795D3E #59793E

monochromatic

#151528 #2B2951 #403E79 #5553A1 #7A78BA

Accessibility & contrast

On white

9.62

#403E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#403E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E79

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E79	#FFFFFF	#000000	##FFFFFF
##403E79	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26477B

Deuteranopia (green-blind)

#234378

Tritanopia (blue-blind)

#2D4A55

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #403e79;
/* rgb */ color: rgb(64, 62, 121);
/* oklch */ color: oklch(39.7% 0.097 282.5);

Tailwind

colors: {
  custom: {
    50: '#7873a0',
    500: '#403e79',
    950: '#000000',
  },
}

SCSS

$custom: #403e79;
$custom-light: #7873a0;
$custom-dark: #000000;

JSON

{
  "hex": "#403e79",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 121
  },
  "hsl": {
    "h": 242.034,
    "s": 32.24,
    "l": 35.882
  },
  "oklch": {
    "l": 0.39655,
    "c": 0.0974,
    "h": 282.5
  },
  "luminance": 0.05916
}

Semantic roles & 50–950 ramp

primary

#403E79

secondary

#A2A46F

accent

#C85FC5

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09080F

muted

#7B7B7E

Preview Lab

Preview with #403E79

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

Preview Lab → · Contrast checker → · Palette generator →