#4072C3#4072C3

#4072C3 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.8% C 0.137 H 259.6°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4072C3
RGB	rgb(64, 114, 195)
HSL	hsl(217, 52%, 51%)
HSV	hsv(217, 67%, 76%)
CMYK	cmyk(67.2%, 41.5%, 0%, 23.5%)
CIE-LAB	lab(48.34, 9.69, -47.35)
CIE-LCH	lch(48.34, 48.33, 281.57°)
OKLab	oklab(55.76% -0.0248 -0.135)
OKLCH	oklch(55.76% 0.137 259.6)
XYZ	xyz(17.9785, 17.0630, 53.9652)
Luminance	0.1706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4072C3 #C39140

analogous

#40B3C3 #4072C3 #4F40C3

triadic

#4072C3 #C34072 #72C340

tetradic

#4072C3 #C340B3 #C39140 #40C34F

square

#4072C3 #C340B3 #C39140 #40C34F

split-complementary

#4072C3 #C34F40 #B3C340

monochromatic

#213C68 #2F5797 #4072C3 #6F94D2 #9DB7E0

Accessibility & contrast

On white

4.76

#4072C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#4072C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4072C3

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4072C3	#FFFFFF	#000000	##FFFFFF
##4072C3	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C79C6

Deuteranopia (green-blind)

#386DC1

Tritanopia (blue-blind)

#008591

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4072c3;
/* rgb */ color: rgb(64, 114, 195);
/* oklch */ color: oklch(55.8% 0.137 259.6);

Tailwind

colors: {
  custom: {
    50: '#839ad5',
    500: '#4072c3',
    950: '#000000',
  },
}

SCSS

$custom: #4072c3;
$custom-light: #839ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#4072c3",
  "rgb": {
    "r": 64,
    "g": 114,
    "b": 195
  },
  "hsl": {
    "h": 217.099,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55755,
    "c": 0.1373,
    "h": 259.6
  },
  "luminance": 0.17065
}

Semantic roles & 50–950 ramp

primary

#4072C3

secondary

#CCB692

accent

#A54CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4072C3

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

Preview Lab → · Contrast checker → · Palette generator →