#4073AC#4073AC

#4073AC is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.6% C 0.105 H 252.6°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4073AC
RGB	rgb(64, 115, 172)
HSL	hsl(212, 46%, 46%)
HSV	hsv(212, 63%, 67%)
CMYK	cmyk(62.8%, 33.1%, 0%, 32.5%)
CIE-LAB	lab(47.40, 0.99, -35.51)
CIE-LCH	lch(47.40, 35.53, 271.59°)
OKLab	oklab(54.63% -0.0315 -0.1004)
OKLCH	oklch(54.63% 0.105 252.6)
XYZ	xyz(15.6888, 16.3285, 41.3467)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4073AC #AC7940

analogous

#40A9AC #4073AC #4340AC

triadic

#4073AC #AC4073 #73AC40

tetradic

#4073AC #AC40A9 #AC7940 #40AC43

square

#4073AC #AC40A9 #AC7940 #40AC43

split-complementary

#4073AC #AC4340 #A9AC40

monochromatic

#1F3753 #2F557F #4073AC #6492C5 #91B1D6

Accessibility & contrast

On white

4.92

#4073AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#4073AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4073AC

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4073AC	#FFFFFF	#000000	##FFFFFF
##4073AC	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B76AE

Deuteranopia (green-blind)

#4C6CAB

Tritanopia (blue-blind)

#008087

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4073ac;
/* rgb */ color: rgb(64, 115, 172);
/* oklch */ color: oklch(54.6% 0.105 252.6);

Tailwind

colors: {
  custom: {
    50: '#7f9bc5',
    500: '#4073ac',
    950: '#000000',
  },
}

SCSS

$custom: #4073ac;
$custom-light: #7f9bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4073ac",
  "rgb": {
    "r": 64,
    "g": 115,
    "b": 172
  },
  "hsl": {
    "h": 211.667,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54626,
    "c": 0.10523,
    "h": 252.6
  },
  "luminance": 0.1633
}

Semantic roles & 50–950 ramp

primary

#4073AC

secondary

#C1A687

accent

#9852D5

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4073AC

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

Preview Lab → · Contrast checker → · Palette generator →