#4063A5#4063A5

#4063A5 is a mid, moderate blue. Relative luminance 0.127; OKLCH L 50.6% C 0.113 H 262.0°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#4063A5
RGB	rgb(64, 99, 165)
HSL	hsl(219, 44%, 45%)
HSV	hsv(219, 61%, 65%)
CMYK	cmyk(61.2%, 40%, 0%, 35.3%)
CIE-LAB	lab(42.35, 8.49, -39.39)
CIE-LCH	lch(42.35, 40.29, 282.16°)
OKLab	oklab(50.57% -0.0157 -0.1119)
OKLCH	oklch(50.57% 0.113 262)
XYZ	xyz(13.3654, 12.7291, 37.3426)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4063A5 #A58240

analogous

#4096A5 #4063A5 #5040A5

triadic

#4063A5 #A54063 #63A540

tetradic

#4063A5 #A54096 #A58240 #40A550

square

#4063A5 #A54096 #A58240 #40A550

split-complementary

#4063A5 #A55040 #96A540

monochromatic

#1E2E4D #2F4979 #4063A5 #6182C2 #8DA5D3

Accessibility & contrast

On white

5.92

#4063A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#4063A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4063A5

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4063A5	#FFFFFF	#000000	##FFFFFF
##4063A5	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4669A8

Deuteranopia (green-blind)

#3960A4

Tritanopia (blue-blind)

#00727C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4063a5;
/* rgb */ color: rgb(64, 99, 165);
/* oklch */ color: oklch(50.6% 0.113 262.0);

Tailwind

colors: {
  custom: {
    50: '#7e8fc0',
    500: '#4063a5',
    950: '#000000',
  },
}

SCSS

$custom: #4063a5;
$custom-light: #7e8fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#4063a5",
  "rgb": {
    "r": 64,
    "g": 99,
    "b": 165
  },
  "hsl": {
    "h": 219.208,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.50572,
    "c": 0.113,
    "h": 262
  },
  "luminance": 0.1273
}

Semantic roles & 50–950 ramp

primary

#4063A5

secondary

#BEA983

accent

#A854D4

background

#F8F8FB

surface

#EFF0F7

border

#CACBD0

text

#0B0C12

muted

#7C7D81

Preview Lab

Preview with #4063A5

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

Preview Lab → · Contrast checker → · Palette generator →