#407CE0#407CE0

#407CE0 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.8% C 0.165 H 260.0°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#407CE0
RGB	rgb(64, 124, 224)
HSL	hsl(218, 72%, 56%)
HSV	hsv(218, 71%, 88%)
CMYK	cmyk(71.4%, 44.6%, 0%, 12.2%)
CIE-LAB	lab(52.82, 13.89, -56.65)
CIE-LCH	lch(52.82, 58.33, 283.78°)
OKLab	oklab(59.77% -0.0285 -0.1622)
OKLCH	oklch(59.77% 0.165 260)
XYZ	xyz(22.7717, 20.8847, 73.3376)
Luminance	0.2089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407CE0 #E0A440

analogous

#40CCE0 #407CE0 #5440E0

triadic

#407CE0 #E0407C #7CE040

tetradic

#407CE0 #E040CC #E0A440 #40E054

square

#407CE0 #E040CC #E0A440 #40E054

split-complementary

#407CE0 #E05440 #CCE040

monochromatic

#17448E #205DC3 #407CE0 #75A0E9 #A9C4F1

Accessibility & contrast

On white

4.06

#407CE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#407CE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407CE0

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407CE0	#FFFFFF	#000000	##000000
##407CE0	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4986E4

Deuteranopia (green-blind)

#2977DE

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #407ce0;
/* rgb */ color: rgb(64, 124, 224);
/* oklch */ color: oklch(59.8% 0.165 260.0);

Tailwind

colors: {
  custom: {
    50: '#88a1ea',
    500: '#407ce0',
    950: '#000000',
  },
}

SCSS

$custom: #407ce0;
$custom-light: #88a1ea;
$custom-dark: #000000;

JSON

{
  "hex": "#407ce0",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 224
  },
  "hsl": {
    "h": 217.5,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.59765,
    "c": 0.16473,
    "h": 260
  },
  "luminance": 0.20887
}

Semantic roles & 50–950 ramp

primary

#407CE0

secondary

#DFC69D

accent

#AB39EF

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #407CE0

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

Preview Lab → · Contrast checker → · Palette generator →