#407AD3#407AD3

#407AD3 is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.5% C 0.150 H 258.8°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#407AD3
RGB	rgb(64, 122, 211)
HSL	hsl(216, 63%, 54%)
HSV	hsv(216, 70%, 83%)
CMYK	cmyk(69.7%, 42.2%, 0%, 17.3%)
CIE-LAB	lab(51.51, 10.46, -51.42)
CIE-LCH	lch(51.51, 52.48, 281.50°)
OKLab	oklab(58.5% -0.0291 -0.1469)
OKLCH	oklch(58.5% 0.15 258.8)
XYZ	xyz(20.8275, 19.7100, 64.3222)
Luminance	0.1971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407AD3 #D39940

analogous

#40C3D3 #407AD3 #5040D3

triadic

#407AD3 #D3407A #7AD340

tetradic

#407AD3 #D340C3 #D39940 #40D350

square

#407AD3 #D340C3 #D39940 #40D350

split-complementary

#407AD3 #D35040 #C3D340

monochromatic

#1D427C #285DAE #407AD3 #729DDE #A3BFEA

Accessibility & contrast

On white

4.25

#407AD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#407AD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407AD3

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407AD3	#FFFFFF	#000000	##000000
##407AD3	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5082D6

Deuteranopia (green-blind)

#3774D1

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #407ad3;
/* rgb */ color: rgb(64, 122, 211);
/* oklch */ color: oklch(58.5% 0.150 258.8);

Tailwind

colors: {
  custom: {
    50: '#859fe1',
    500: '#407ad3',
    950: '#000000',
  },
}

SCSS

$custom: #407ad3;
$custom-light: #859fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#407ad3",
  "rgb": {
    "r": 64,
    "g": 122,
    "b": 211
  },
  "hsl": {
    "h": 216.327,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58503,
    "c": 0.14975,
    "h": 258.8
  },
  "luminance": 0.19712
}

Semantic roles & 50–950 ramp

primary

#407AD3

secondary

#D7BE98

accent

#A542E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #407AD3

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

Preview Lab → · Contrast checker → · Palette generator →