#405ADA#405ADA

#405ADA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.197 H 269.6°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#405ADA
RGB	rgb(64, 90, 218)
HSL	hsl(230, 68%, 55%)
HSV	hsv(230, 71%, 85%)
CMYK	cmyk(70.6%, 58.7%, 0%, 14.5%)
CIE-LAB	lab(43.45, 33.10, -68.40)
CIE-LCH	lch(43.45, 75.99, 295.82°)
OKLab	oklab(52.53% -0.0015 -0.1973)
OKLCH	oklch(52.53% 0.197 269.6)
XYZ	xyz(18.4211, 13.4624, 67.9438)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405ADA #DAC040

analogous

#40A7DA #405ADA #7340DA

triadic

#405ADA #DA405A #5ADA40

tetradic

#405ADA #DA40A7 #DAC040 #40DA73

square

#405ADA #DA40A7 #DAC040 #40DA73

split-complementary

#405ADA #DA7340 #A7DA40

monochromatic

#1A2C86 #243DB9 #405ADA #7386E4 #A7B3EE

Accessibility & contrast

On white

5.69

#405ADA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#405ADA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405ADA

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405ADA	#FFFFFF	#000000	##FFFFFF
##405ADA	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDE

Deuteranopia (green-blind)

#0060D7

Tritanopia (blue-blind)

#007A91

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #405ada;
/* rgb */ color: rgb(64, 90, 218);
/* oklch */ color: oklch(52.5% 0.197 269.6);

Tailwind

colors: {
  custom: {
    50: '#8888e6',
    500: '#405ada',
    950: '#000000',
  },
}

SCSS

$custom: #405ada;
$custom-light: #8888e6;
$custom-dark: #000000;

JSON

{
  "hex": "#405ada",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 218
  },
  "hsl": {
    "h": 229.87,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.52528,
    "c": 0.19733,
    "h": 269.6
  },
  "luminance": 0.13464
}

Semantic roles & 50–950 ramp

primary

#405ADA

secondary

#DBD09B

accent

#CD3DEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #405ADA

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

Preview Lab → · Contrast checker → · Palette generator →