#4072C7#4072C7

#4072C7 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.143 H 260.3°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4072C7
RGB	rgb(64, 114, 199)
HSL	hsl(218, 55%, 52%)
HSV	hsv(218, 68%, 78%)
CMYK	cmyk(67.8%, 42.7%, 0%, 22%)
CIE-LAB	lab(48.57, 11.12, -49.28)
CIE-LCH	lch(48.57, 50.52, 282.72°)
OKLab	oklab(56.01% -0.024 -0.1407)
OKLCH	oklch(56.01% 0.143 260.3)
XYZ	xyz(18.4368, 17.2463, 56.3790)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4072C7 #C79540

analogous

#40B6C7 #4072C7 #5240C7

triadic

#4072C7 #C74072 #72C740

tetradic

#4072C7 #C740B6 #C79540 #40C752

square

#4072C7 #C740B6 #C79540 #40C752

split-complementary

#4072C7 #C75240 #B6C740

monochromatic

#203C6D #2E579C #4072C7 #6F95D5 #9FB8E3

Accessibility & contrast

On white

4.72

#4072C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4072C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4072C7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4072C7	#FFFFFF	#000000	##FFFFFF
##4072C7	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7ACA

Deuteranopia (green-blind)

#336EC5

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4072c7;
/* rgb */ color: rgb(64, 114, 199);
/* oklch */ color: oklch(56.0% 0.143 260.3);

Tailwind

colors: {
  custom: {
    50: '#839ad8',
    500: '#4072c7',
    950: '#000000',
  },
}

SCSS

$custom: #4072c7;
$custom-light: #839ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#4072c7",
  "rgb": {
    "r": 64,
    "g": 114,
    "b": 199
  },
  "hsl": {
    "h": 217.778,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56007,
    "c": 0.14274,
    "h": 260.3
  },
  "luminance": 0.17248
}

Semantic roles & 50–950 ramp

primary

#4072C7

secondary

#CFB994

accent

#A74ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4072C7

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

Preview Lab → · Contrast checker → · Palette generator →