#1C72A9#1C72A9

#1C72A9 is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.0% C 0.116 H 242.7°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C72A9
RGB	rgb(28, 114, 169)
HSL	hsl(203, 72%, 39%)
HSV	hsv(203, 83%, 66%)
CMYK	cmyk(83.4%, 32.5%, 0%, 33.7%)
CIE-LAB	lab(45.83, -4.64, -36.31)
CIE-LCH	lch(45.83, 36.61, 262.71°)
OKLab	oklab(53.03% -0.0531 -0.1031)
OKLCH	oklch(53.03% 0.116 242.7)
XYZ	xyz(13.6548, 15.1444, 39.7319)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C72A9 #A9531C

analogous

#1CA999 #1C72A9 #1C2BA9

triadic

#1C72A9 #A91C72 #72A91C

tetradic

#1C72A9 #991CA9 #A9531C #2BA91C

square

#1C72A9 #991CA9 #A9531C #2BA91C

split-complementary

#1C72A9 #A91C2B #A9991C

monochromatic

#0B2B40 #134F74 #1C72A9 #2795DB #5BAFE4

Accessibility & contrast

On white

5.21

#1C72A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#1C72A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C72A9

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C72A9	#FFFFFF	#000000	##FFFFFF
##1C72A9	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5873AB

Deuteranopia (green-blind)

#4467A8

Tritanopia (blue-blind)

#008086

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1c72a9;
/* rgb */ color: rgb(28, 114, 169);
/* oklch */ color: oklch(53.0% 0.116 242.7);

Tailwind

colors: {
  custom: {
    50: '#719ac3',
    500: '#1c72a9',
    950: '#000000',
  },
}

SCSS

$custom: #1c72a9;
$custom-light: #719ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c72a9",
  "rgb": {
    "r": 28,
    "g": 114,
    "b": 169
  },
  "hsl": {
    "h": 203.404,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.53025,
    "c": 0.11604,
    "h": 242.7
  },
  "luminance": 0.15146
}

Semantic roles & 50–950 ramp

primary

#1C72A9

secondary

#C88459

accent

#8039EE

background

#F7F9FC

surface

#EDF2F8

border

#C8CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1C72A9

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

Preview Lab → · Contrast checker → · Palette generator →