#403D60#403D60

#403D60 is a dark, muted blue. Relative luminance 0.053; OKLCH L 37.9% C 0.059 H 287.1°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#403D60
RGB	rgb(64, 61, 96)
HSL	hsl(245, 22%, 31%)
HSV	hsv(245, 36%, 38%)
CMYK	cmyk(33.3%, 36.5%, 0%, 62.4%)
CIE-LAB	lab(27.50, 10.42, -20.28)
CIE-LCH	lch(27.50, 22.80, 297.20°)
OKLab	oklab(37.9% 0.0174 -0.0565)
OKLCH	oklch(37.9% 0.059 287.1)
XYZ	xyz(5.8939, 5.2719, 11.7711)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D60 #5D603D

analogous

#3D4B60 #403D60 #513D60

triadic

#403D60 #60403D #3D6040

tetradic

#403D60 #603D4B #5D603D #3D6051

square

#403D60 #603D4B #5D603D #3D6051

split-complementary

#403D60 #60513D #4B603D

monochromatic

#0E0D15 #27253B #403D60 #595585 #7672A5

Accessibility & contrast

On white

10.22

#403D60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#403D60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D60

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D60	#FFFFFF	#000000	##FFFFFF
##403D60	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334261

Deuteranopia (green-blind)

#32405F

Tritanopia (blue-blind)

#38434A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #403d60;
/* rgb */ color: rgb(64, 61, 96);
/* oklch */ color: oklch(37.9% 0.059 287.1);

Tailwind

colors: {
  custom: {
    50: '#76728d',
    500: '#403d60',
    950: '#000000',
  },
}

SCSS

$custom: #403d60;
$custom-light: #76728d;
$custom-dark: #000000;

JSON

{
  "hex": "#403d60",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 96
  },
  "hsl": {
    "h": 245.143,
    "s": 22.293,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37897,
    "c": 0.05914,
    "h": 287.1
  },
  "luminance": 0.05272
}

Semantic roles & 50–950 ramp

primary

#403D60

secondary

#8C9069

accent

#BF69B7

background

#F7F6F8

surface

#EDECF0

border

#C8C7CB

text

#08080C

muted

#7B7B7D

Preview Lab

Preview with #403D60

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

Preview Lab → · Contrast checker → · Palette generator →