#407FD9#407FD9

#407FD9 is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.0% C 0.152 H 257.7°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#407FD9
RGB	rgb(64, 127, 217)
HSL	hsl(215, 67%, 55%)
HSV	hsv(215, 71%, 85%)
CMYK	cmyk(70.5%, 41.5%, 0%, 14.9%)
CIE-LAB	lab(53.25, 9.54, -52.03)
CIE-LCH	lch(53.25, 52.90, 280.39°)
OKLab	oklab(59.96% -0.0325 -0.1486)
OKLCH	oklch(59.96% 0.152 257.7)
XYZ	xyz(22.2236, 21.2761, 68.5677)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407FD9 #D99A40

analogous

#40CCD9 #407FD9 #4D40D9

triadic

#407FD9 #D9407F #7FD940

tetradic

#407FD9 #D940CC #D99A40 #40D94D

square

#407FD9 #D940CC #D99A40 #40D94D

split-complementary

#407FD9 #D94D40 #CCD940

monochromatic

#1A4684 #2461B7 #407FD9 #73A1E3 #A6C3ED

Accessibility & contrast

On white

4.00

#407FD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#407FD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407FD9

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407FD9	#FFFFFF	#000000	##000000
##407FD9	1.00	4.00	5.26	5.26
#FFFFFF	4.00	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)

#5487DD

Deuteranopia (green-blind)

#3B79D7

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #407fd9;
/* rgb */ color: rgb(64, 127, 217);
/* oklch */ color: oklch(60.0% 0.152 257.7);

Tailwind

colors: {
  custom: {
    50: '#86a3e5',
    500: '#407fd9',
    950: '#000000',
  },
}

SCSS

$custom: #407fd9;
$custom-light: #86a3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#407fd9",
  "rgb": {
    "r": 64,
    "g": 127,
    "b": 217
  },
  "hsl": {
    "h": 215.294,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.59964,
    "c": 0.15212,
    "h": 257.7
  },
  "luminance": 0.21278
}

Semantic roles & 50–950 ramp

primary

#407FD9

secondary

#DAC09A

accent

#A33EEA

background

#F8FAFE

surface

#F0F3FC

border

#CBCDD5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #407FD9

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

Preview Lab → · Contrast checker → · Palette generator →