#405CA7#405CA7

#405CA7 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.2% C 0.125 H 266.5°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#405CA7
RGB	rgb(64, 92, 167)
HSL	hsl(224, 45%, 45%)
HSV	hsv(224, 62%, 65%)
CMYK	cmyk(61.7%, 44.9%, 0%, 34.5%)
CIE-LAB	lab(40.46, 13.67, -43.58)
CIE-LCH	lch(40.46, 45.67, 287.41°)
OKLab	oklab(49.15% -0.0076 -0.1243)
OKLCH	oklch(49.15% 0.125 266.5)
XYZ	xyz(12.9142, 11.5332, 38.0973)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405CA7 #A78B40

analogous

#4090A7 #405CA7 #5740A7

triadic

#405CA7 #A7405C #5CA740

tetradic

#405CA7 #A74090 #A78B40 #40A757

square

#405CA7 #A74090 #A78B40 #40A757

split-complementary

#405CA7 #A75740 #90A740

monochromatic

#1E2B4F #2F447B #405CA7 #627CC3 #8EA1D4

Accessibility & contrast

On white

6.35

#405CA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#405CA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405CA7

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405CA7	#FFFFFF	#000000	##FFFFFF
##405CA7	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3964AA

Deuteranopia (green-blind)

#2A5BA5

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #405ca7;
/* rgb */ color: rgb(64, 92, 167);
/* oklch */ color: oklch(49.2% 0.125 266.5);

Tailwind

colors: {
  custom: {
    50: '#7e89c1',
    500: '#405ca7',
    950: '#000000',
  },
}

SCSS

$custom: #405ca7;
$custom-light: #7e89c1;
$custom-dark: #000000;

JSON

{
  "hex": "#405ca7",
  "rgb": {
    "r": 64,
    "g": 92,
    "b": 167
  },
  "hsl": {
    "h": 223.689,
    "s": 44.589,
    "l": 45.294
  },
  "oklch": {
    "l": 0.49154,
    "c": 0.12452,
    "h": 266.5
  },
  "luminance": 0.11534
}

Semantic roles & 50–950 ramp

primary

#405CA7

secondary

#BFAF84

accent

#B154D4

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #405CA7

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

Preview Lab → · Contrast checker → · Palette generator →