#40649D#40649D

#40649D is a mid, moderate blue. Relative luminance 0.126; OKLCH L 50.3% C 0.100 H 259.2°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#40649D
RGB	rgb(64, 100, 157)
HSL	hsl(217, 42%, 43%)
HSV	hsv(217, 59%, 62%)
CMYK	cmyk(59.2%, 36.3%, 0%, 38.4%)
CIE-LAB	lab(42.21, 5.07, -34.87)
CIE-LCH	lch(42.21, 35.23, 278.28°)
OKLab	oklab(50.32% -0.0187 -0.0987)
OKLCH	oklch(50.32% 0.1 259.2)
XYZ	xyz(12.7552, 12.6376, 33.6589)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40649D #9D7940

analogous

#40929D #40649D #4A409D

triadic

#40649D #9D4064 #649D40

tetradic

#40649D #9D4092 #9D7940 #409D4A

square

#40649D #9D4092 #9D7940 #409D4A

split-complementary

#40649D #9D4A40 #929D40

monochromatic

#1D2D46 #2E4872 #40649D #5D82BD #89A4CF

Accessibility & contrast

On white

5.95

#40649D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#40649D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40649D

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40649D	#FFFFFF	#000000	##FFFFFF
##40649D	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C689F

Deuteranopia (green-blind)

#40609C

Tritanopia (blue-blind)

#007179

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #40649d;
/* rgb */ color: rgb(64, 100, 157);
/* oklch */ color: oklch(50.3% 0.100 259.2);

Tailwind

colors: {
  custom: {
    50: '#7d8fba',
    500: '#40649d',
    950: '#000000',
  },
}

SCSS

$custom: #40649d;
$custom-light: #7d8fba;
$custom-dark: #000000;

JSON

{
  "hex": "#40649d",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 157
  },
  "hsl": {
    "h": 216.774,
    "s": 42.081,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50322,
    "c": 0.10044,
    "h": 259.2
  },
  "luminance": 0.12639
}

Semantic roles & 50–950 ramp

primary

#40649D

secondary

#B9A37F

accent

#A256D2

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C11

muted

#7C7D80

Preview Lab

Preview with #40649D

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

Preview Lab → · Contrast checker → · Palette generator →