#4075D0#4075D0

#4075D0 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.2% C 0.151 H 260.5°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4075D0
RGB	rgb(64, 117, 208)
HSL	hsl(218, 61%, 53%)
HSV	hsv(218, 69%, 82%)
CMYK	cmyk(69.2%, 43.8%, 0%, 18.4%)
CIE-LAB	lab(49.94, 12.48, -52.23)
CIE-LCH	lch(49.94, 53.70, 283.44°)
OKLab	oklab(57.23% -0.0251 -0.1493)
OKLCH	oklch(57.23% 0.151 260.5)
XYZ	xyz(19.8567, 18.3646, 62.1605)
Luminance	0.1837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075D0 #D09B40

analogous

#40BDD0 #4075D0 #5340D0

triadic

#4075D0 #D04075 #75D040

tetradic

#4075D0 #D040BD #D09B40 #40D053

square

#4075D0 #D040BD #D09B40 #40D053

split-complementary

#4075D0 #D05340 #BDD040

monochromatic

#1E3F78 #2A59A9 #4075D0 #7198DC #A2BCE8

Accessibility & contrast

On white

4.49

#4075D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#4075D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4075D0

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075D0	#FFFFFF	#000000	##000000
##4075D0	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ED3

Deuteranopia (green-blind)

#2F71CE

Tritanopia (blue-blind)

#008A98

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4075d0;
/* rgb */ color: rgb(64, 117, 208);
/* oklch */ color: oklch(57.2% 0.151 260.5);

Tailwind

colors: {
  custom: {
    50: '#859cdf',
    500: '#4075d0',
    950: '#000000',
  },
}

SCSS

$custom: #4075d0;
$custom-light: #859cdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4075d0",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 208
  },
  "hsl": {
    "h": 217.917,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.57232,
    "c": 0.15145,
    "h": 260.5
  },
  "luminance": 0.18367
}

Semantic roles & 50–950 ramp

primary

#4075D0

secondary

#D5BE97

accent

#A944E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4075D0

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

Preview Lab → · Contrast checker → · Palette generator →