#407DE3#407DE3

#407DE3 is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.2% C 0.168 H 260.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#407DE3
RGB	rgb(64, 125, 227)
HSL	hsl(218, 74%, 57%)
HSV	hsv(218, 72%, 89%)
CMYK	cmyk(71.8%, 44.9%, 0%, 11%)
CIE-LAB	lab(53.28, 14.36, -57.61)
CIE-LCH	lch(53.28, 59.37, 283.99°)
OKLab	oklab(60.17% -0.0289 -0.165)
OKLCH	oklch(60.17% 0.168 260.1)
XYZ	xyz(23.3081, 21.3007, 75.5412)
Luminance	0.2130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407DE3 #E3A640

analogous

#40CFE3 #407DE3 #5540E3

triadic

#407DE3 #E3407D #7DE340

tetradic

#407DE3 #E340CF #E3A640 #40E355

square

#407DE3 #E340CF #E3A640 #40E355

split-complementary

#407DE3 #E35540 #CFE340

monochromatic

#164593 #1D5DC8 #407DE3 #75A1EB #ABC6F3

Accessibility & contrast

On white

3.99

#407DE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#407DE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407DE3

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407DE3	#FFFFFF	#000000	##000000
##407DE3	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4987E7

Deuteranopia (green-blind)

#2778E1

Tritanopia (blue-blind)

#0095A5

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #407de3;
/* rgb */ color: rgb(64, 125, 227);
/* oklch */ color: oklch(60.2% 0.168 260.1);

Tailwind

colors: {
  custom: {
    50: '#88a2ec',
    500: '#407de3',
    950: '#000000',
  },
}

SCSS

$custom: #407de3;
$custom-light: #88a2ec;
$custom-dark: #000000;

JSON

{
  "hex": "#407de3",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 227
  },
  "hsl": {
    "h": 217.546,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.60172,
    "c": 0.16754,
    "h": 260.1
  },
  "luminance": 0.21303
}

Semantic roles & 50–950 ramp

primary

#407DE3

secondary

#E1C89E

accent

#AB37F1

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #407DE3

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

Preview Lab → · Contrast checker → · Palette generator →