#404EE6#404EE6

#404EE6 is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.5% C 0.226 H 271.5°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#404EE6
RGB	rgb(64, 78, 230)
HSL	hsl(235, 77%, 58%)
HSV	hsv(235, 72%, 90%)
CMYK	cmyk(72.2%, 66.1%, 0%, 9.8%)
CIE-LAB	lab(41.61, 44.63, -78.24)
CIE-LCH	lch(41.61, 90.08, 299.70°)
OKLab	oklab(51.48% 0.0059 -0.2262)
OKLCH	oklch(51.48% 0.226 271.5)
XYZ	xyz(19.1168, 12.2500, 76.2046)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404EE6 #E6D840

analogous

#40A1E6 #404EE6 #8540E6

triadic

#404EE6 #E6404E #4EE640

tetradic

#404EE6 #E640A1 #E6D840 #40E685

square

#404EE6 #E640A1 #E6D840 #40E685

split-complementary

#404EE6 #E68540 #A1E640

monochromatic

#141F98 #1B2ACE #404EE6 #7680ED #ACB2F4

Accessibility & contrast

On white

6.09

#404EE6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#404EE6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404EE6

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404EE6	#FFFFFF	#000000	##FFFFFF
##404EE6	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AEB

Deuteranopia (green-blind)

#005AE3

Tritanopia (blue-blind)

#007793

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #404ee6;
/* rgb */ color: rgb(64, 78, 230);
/* oklch */ color: oklch(51.5% 0.226 271.5);

Tailwind

colors: {
  custom: {
    50: '#8c80ef',
    500: '#404ee6',
    950: '#000000',
  },
}

SCSS

$custom: #404ee6;
$custom-light: #8c80ef;
$custom-dark: #000000;

JSON

{
  "hex": "#404ee6",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 230
  },
  "hsl": {
    "h": 234.94,
    "s": 76.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.51479,
    "c": 0.22633,
    "h": 271.5
  },
  "luminance": 0.12252
}

Semantic roles & 50–950 ramp

primary

#404EE6

secondary

#E2DD9F

accent

#E334F3

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #404EE6

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

Preview Lab → · Contrast checker → · Palette generator →