#40649C#40649C

#40649C is a mid, moderate blue. Relative luminance 0.126; OKLCH L 50.3% C 0.099 H 258.9°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#40649C
RGB	rgb(64, 100, 156)
HSL	hsl(217, 42%, 43%)
HSV	hsv(217, 59%, 61%)
CMYK	cmyk(59%, 35.9%, 0%, 38.8%)
CIE-LAB	lab(42.16, 4.73, -34.35)
CIE-LCH	lch(42.16, 34.68, 277.84°)
OKLab	oklab(50.26% -0.019 -0.0972)
OKLCH	oklch(50.26% 0.099 258.9)
XYZ	xyz(12.6702, 12.6036, 33.2111)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40649C #9C7840

analogous

#40929C #40649C #4A409C

triadic

#40649C #9C4064 #649C40

tetradic

#40649C #9C4092 #9C7840 #409C4A

square

#40649C #9C4092 #9C7840 #409C4A

split-complementary

#40649C #9C4A40 #929C40

monochromatic

#1C2C45 #2E4871 #40649C #5D82BC #88A4CE

Accessibility & contrast

On white

5.96

#40649C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#40649C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40649C

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40649C	#FFFFFF	#000000	##FFFFFF
##40649C	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D689E

Deuteranopia (green-blind)

#41609B

Tritanopia (blue-blind)

#007178

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #40649c;
/* rgb */ color: rgb(64, 100, 156);
/* oklch */ color: oklch(50.3% 0.099 258.9);

Tailwind

colors: {
  custom: {
    50: '#7c8fb9',
    500: '#40649c',
    950: '#000000',
  },
}

SCSS

$custom: #40649c;
$custom-light: #7c8fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#40649c",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 156
  },
  "hsl": {
    "h": 216.522,
    "s": 41.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50264,
    "c": 0.09902,
    "h": 258.9
  },
  "luminance": 0.12605
}

Semantic roles & 50–950 ramp

primary

#40649C

secondary

#B9A27F

accent

#A156D2

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C11

muted

#7C7D80

Preview Lab

Preview with #40649C

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

Preview Lab → · Contrast checker → · Palette generator →