#4072B7#4072B7

#4072B7 is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 55.0% C 0.121 H 256.9°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#4072B7
RGB	rgb(64, 114, 183)
HSL	hsl(215, 48%, 48%)
HSV	hsv(215, 65%, 72%)
CMYK	cmyk(65%, 37.7%, 0%, 28.2%)
CIE-LAB	lab(47.68, 5.44, -41.47)
CIE-LCH	lch(47.68, 41.83, 277.47°)
OKLab	oklab(55.03% -0.0275 -0.1178)
OKLCH	oklch(55.03% 0.121 256.9)
XYZ	xyz(16.6758, 16.5419, 47.1047)
Luminance	0.1654 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4072B7 #B78540

analogous

#40ADB7 #4072B7 #4940B7

triadic

#4072B7 #B74072 #72B740

tetradic

#4072B7 #B740AD #B78540 #40B749

square

#4072B7 #B740AD #B78540 #40B749

split-complementary

#4072B7 #B74940 #ADB740

monochromatic

#203A5C #30568A #4072B7 #6992CB #97B3DB

Accessibility & contrast

On white

4.87

#4072B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#4072B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4072B7

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4072B7	#FFFFFF	#000000	##FFFFFF
##4072B7	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5477BA

Deuteranopia (green-blind)

#436CB6

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4072b7;
/* rgb */ color: rgb(64, 114, 183);
/* oklch */ color: oklch(55.0% 0.121 256.9);

Tailwind

colors: {
  custom: {
    50: '#819acd',
    500: '#4072b7',
    950: '#000000',
  },
}

SCSS

$custom: #4072b7;
$custom-light: #819acd;
$custom-dark: #000000;

JSON

{
  "hex": "#4072b7",
  "rgb": {
    "r": 64,
    "g": 114,
    "b": 183
  },
  "hsl": {
    "h": 214.79,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55026,
    "c": 0.12099,
    "h": 256.9
  },
  "luminance": 0.16544
}

Semantic roles & 50–950 ramp

primary

#4072B7

secondary

#C6AE8D

accent

#9F50D8

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4072B7

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

Preview Lab → · Contrast checker → · Palette generator →