#404CA2#404CA2

#404CA2 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.4% C 0.138 H 273.6°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#404CA2
RGB	rgb(64, 76, 162)
HSL	hsl(233, 43%, 44%)
HSV	hsv(233, 60%, 64%)
CMYK	cmyk(60.5%, 53.1%, 0%, 36.5%)
CIE-LAB	lab(35.73, 22.31, -48.21)
CIE-LCH	lch(35.73, 53.12, 294.83°)
OKLab	oklab(45.45% 0.0087 -0.1381)
OKLCH	oklch(45.45% 0.138 273.6)
XYZ	xyz(11.2182, 8.8666, 35.2957)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404CA2 #A29640

analogous

#407DA2 #404CA2 #6540A2

triadic

#404CA2 #A2404C #4CA240

tetradic

#404CA2 #A2407D #A29640 #40A265

square

#404CA2 #A2407D #A29640 #40A265

split-complementary

#404CA2 #A26540 #7DA240

monochromatic

#1D234A #2F3776 #404CA2 #5F6BC0 #8B94D1

Accessibility & contrast

On white

7.57

#404CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#404CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404CA2

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404CA2	#FFFFFF	#000000	##FFFFFF
##404CA2	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1958A5

Deuteranopia (green-blind)

#0050A0

Tritanopia (blue-blind)

#00606F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #404ca2;
/* rgb */ color: rgb(64, 76, 162);
/* oklch */ color: oklch(45.4% 0.138 273.6);

Tailwind

colors: {
  custom: {
    50: '#7e7dbe',
    500: '#404ca2',
    950: '#000000',
  },
}

SCSS

$custom: #404ca2;
$custom-light: #7e7dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#404ca2",
  "rgb": {
    "r": 64,
    "g": 76,
    "b": 162
  },
  "hsl": {
    "h": 232.653,
    "s": 43.363,
    "l": 44.314
  },
  "oklch": {
    "l": 0.45449,
    "c": 0.13836,
    "h": 273.6
  },
  "luminance": 0.08868
}

Semantic roles & 50–950 ramp

primary

#404CA2

secondary

#BCB582

accent

#C455D3

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #404CA2

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

Preview Lab → · Contrast checker → · Palette generator →