#4073A8#4073A8

#4073A8 is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.4% C 0.100 H 251.0°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#4073A8
RGB	rgb(64, 115, 168)
HSL	hsl(211, 45%, 45%)
HSV	hsv(211, 62%, 66%)
CMYK	cmyk(61.9%, 31.5%, 0%, 34.1%)
CIE-LAB	lab(47.21, -0.39, -33.49)
CIE-LCH	lch(47.21, 33.49, 269.34°)
OKLab	oklab(54.41% -0.0326 -0.0945)
OKLCH	oklch(54.41% 0.1 251)
XYZ	xyz(15.3104, 16.1772, 39.3539)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4073A8 #A87540

analogous

#40A7A8 #4073A8 #4140A8

triadic

#4073A8 #A84073 #73A840

tetradic

#4073A8 #A840A7 #A87540 #40A841

square

#4073A8 #A840A7 #A87540 #40A841

split-complementary

#4073A8 #A84140 #A7A840

monochromatic

#1E364F #2F557C #4073A8 #6292C3 #8EB1D4

Accessibility & contrast

On white

4.96

#4073A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#4073A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4073A8

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4073A8	#FFFFFF	#000000	##FFFFFF
##4073A8	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C75AA

Deuteranopia (green-blind)

#4E6BA7

Tritanopia (blue-blind)

#007F86

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4073a8;
/* rgb */ color: rgb(64, 115, 168);
/* oklch */ color: oklch(54.4% 0.100 251.0);

Tailwind

colors: {
  custom: {
    50: '#7e9bc2',
    500: '#4073a8',
    950: '#000000',
  },
}

SCSS

$custom: #4073a8;
$custom-light: #7e9bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#4073a8",
  "rgb": {
    "r": 64,
    "g": 115,
    "b": 168
  },
  "hsl": {
    "h": 210.577,
    "s": 44.828,
    "l": 45.49
  },
  "oklch": {
    "l": 0.54407,
    "c": 0.09999,
    "h": 251
  },
  "luminance": 0.16179
}

Semantic roles & 50–950 ramp

primary

#4073A8

secondary

#BFA285

accent

#9553D5

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #4073A8

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

Preview Lab → · Contrast checker → · Palette generator →