#3A73AC#3A73AC

#3A73AC is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 54.4% C 0.108 H 250.5°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3A73AC
RGB	rgb(58, 115, 172)
HSL	hsl(210, 50%, 45%)
HSV	hsv(210, 66%, 67%)
CMYK	cmyk(66.3%, 33.1%, 0%, 32.5%)
CIE-LAB	lab(47.16, -0.11, -35.92)
CIE-LCH	lch(47.16, 35.92, 269.82°)
OKLab	oklab(54.36% -0.0361 -0.1017)
OKLCH	oklch(54.36% 0.108 250.5)
XYZ	xyz(15.3193, 16.1380, 41.3293)
Luminance	0.1614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A73AC #AC733A

analogous

#3AACAC #3A73AC #3A3AAC

triadic

#3A73AC #AC3A73 #73AC3A

tetradic

#3A73AC #AC3AAC #AC733A #3AAC3A

square

#3A73AC #AC3AAC #AC733A #3AAC3A

split-complementary

#3A73AC #AC3A3A #ACAC3A

monochromatic

#1B3650 #2B547E #3A73AC #5B92C8 #89B0D7

Accessibility & contrast

On white

4.97

#3A73AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#3A73AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A73AC

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A73AC	#FFFFFF	#000000	##FFFFFF
##3A73AC	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A76AE

Deuteranopia (green-blind)

#4A6BAB

Tritanopia (blue-blind)

#008087

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3a73ac;
/* rgb */ color: rgb(58, 115, 172);
/* oklch */ color: oklch(54.4% 0.108 250.5);

Tailwind

colors: {
  custom: {
    50: '#7c9bc5',
    500: '#3a73ac',
    950: '#000000',
  },
}

SCSS

$custom: #3a73ac;
$custom-light: #7c9bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a73ac",
  "rgb": {
    "r": 58,
    "g": 115,
    "b": 172
  },
  "hsl": {
    "h": 210,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54363,
    "c": 0.10791,
    "h": 250.5
  },
  "luminance": 0.1614
}

Semantic roles & 50–950 ramp

primary

#3A73AC

secondary

#C2A180

accent

#944FD9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3A73AC

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

Preview Lab → · Contrast checker → · Palette generator →