#4073AA#4073AA

#4073AA is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.5% C 0.103 H 251.8°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4073AA
RGB	rgb(64, 115, 170)
HSL	hsl(211, 45%, 46%)
HSV	hsv(211, 62%, 67%)
CMYK	cmyk(62.4%, 32.4%, 0%, 33.3%)
CIE-LAB	lab(47.30, 0.30, -34.50)
CIE-LCH	lch(47.30, 34.50, 270.50°)
OKLab	oklab(54.52% -0.032 -0.0975)
OKLCH	oklch(54.52% 0.103 251.8)
XYZ	xyz(15.4982, 16.2523, 40.3427)
Luminance	0.1625 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4073AA #AA7740

analogous

#40A8AA #4073AA #4240AA

triadic

#4073AA #AA4073 #73AA40

tetradic

#4073AA #AA40A8 #AA7740 #40AA42

square

#4073AA #AA40A8 #AA7740 #40AA42

split-complementary

#4073AA #AA4240 #A8AA40

monochromatic

#1F3751 #2F557E #4073AA #6392C4 #8FB1D5

Accessibility & contrast

On white

4.94

#4073AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#4073AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4073AA

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4073AA	#FFFFFF	#000000	##FFFFFF
##4073AA	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C76AC

Deuteranopia (green-blind)

#4D6CA9

Tritanopia (blue-blind)

#008087

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4073aa;
/* rgb */ color: rgb(64, 115, 170);
/* oklch */ color: oklch(54.5% 0.103 251.8);

Tailwind

colors: {
  custom: {
    50: '#7e9bc3',
    500: '#4073aa',
    950: '#000000',
  },
}

SCSS

$custom: #4073aa;
$custom-light: #7e9bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#4073aa",
  "rgb": {
    "r": 64,
    "g": 115,
    "b": 170
  },
  "hsl": {
    "h": 211.132,
    "s": 45.299,
    "l": 45.882
  },
  "oklch": {
    "l": 0.54516,
    "c": 0.10261,
    "h": 251.8
  },
  "luminance": 0.16254
}

Semantic roles & 50–950 ramp

primary

#4073AA

secondary

#C0A486

accent

#9653D5

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #4073AA

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

Preview Lab → · Contrast checker → · Palette generator →