#405DA7#405DA7

#405DA7 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.4% C 0.123 H 265.9°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#405DA7
RGB	rgb(64, 93, 167)
HSL	hsl(223, 45%, 45%)
HSV	hsv(223, 62%, 65%)
CMYK	cmyk(61.7%, 44.3%, 0%, 34.5%)
CIE-LAB	lab(40.75, 13.02, -43.13)
CIE-LCH	lch(40.75, 45.05, 286.80°)
OKLab	oklab(49.37% -0.0087 -0.1229)
OKLCH	oklch(49.37% 0.123 265.9)
XYZ	xyz(13.0014, 11.7076, 38.1264)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405DA7 #A78A40

analogous

#4090A7 #405DA7 #5640A7

triadic

#405DA7 #A7405D #5DA740

tetradic

#405DA7 #A74090 #A78A40 #40A756

square

#405DA7 #A74090 #A78A40 #40A756

split-complementary

#405DA7 #A75640 #90A740

monochromatic

#1E2C4F #2F447B #405DA7 #627DC3 #8EA1D4

Accessibility & contrast

On white

6.28

#405DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#405DA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405DA7

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405DA7	#FFFFFF	#000000	##FFFFFF
##405DA7	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B65AA

Deuteranopia (green-blind)

#2C5CA5

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #405da7;
/* rgb */ color: rgb(64, 93, 167);
/* oklch */ color: oklch(49.4% 0.123 265.9);

Tailwind

colors: {
  custom: {
    50: '#7e8ac1',
    500: '#405da7',
    950: '#000000',
  },
}

SCSS

$custom: #405da7;
$custom-light: #7e8ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#405da7",
  "rgb": {
    "r": 64,
    "g": 93,
    "b": 167
  },
  "hsl": {
    "h": 223.107,
    "s": 44.589,
    "l": 45.294
  },
  "oklch": {
    "l": 0.49372,
    "c": 0.12326,
    "h": 265.9
  },
  "luminance": 0.11709
}

Semantic roles & 50–950 ramp

primary

#405DA7

secondary

#BFAE84

accent

#B054D4

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405DA7

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

Preview Lab → · Contrast checker → · Palette generator →