#2573A7#2573A7

#2573A7 is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.4% C 0.110 H 242.6°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#2573A7
RGB	rgb(37, 115, 167)
HSL	hsl(204, 64%, 40%)
HSV	hsv(204, 78%, 65%)
CMYK	cmyk(77.8%, 31.1%, 0%, 34.5%)
CIE-LAB	lab(46.24, -5.04, -34.49)
CIE-LCH	lch(46.24, 34.86, 261.68°)
OKLab	oklab(53.37% -0.0507 -0.0978)
OKLCH	oklch(53.37% 0.11 242.6)
XYZ	xyz(13.8660, 15.4432, 38.8018)
Luminance	0.1545 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2573A7 #A75925

analogous

#25A79A #2573A7 #2532A7

triadic

#2573A7 #A72573 #73A725

tetradic

#2573A7 #9A25A7 #A75925 #32A725

square

#2573A7 #9A25A7 #A75925 #32A725

split-complementary

#2573A7 #A72532 #A79A25

monochromatic

#0F2E43 #1A5075 #2573A7 #3794D3 #69AFDE

Accessibility & contrast

On white

5.14

#2573A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#2573A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2573A7

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2573A7	#FFFFFF	#000000	##FFFFFF
##2573A7	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B74A9

Deuteranopia (green-blind)

#4968A6

Tritanopia (blue-blind)

#008085

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2573a7;
/* rgb */ color: rgb(37, 115, 167);
/* oklch */ color: oklch(53.4% 0.110 242.6);

Tailwind

colors: {
  custom: {
    50: '#739bc1',
    500: '#2573a7',
    950: '#000000',
  },
}

SCSS

$custom: #2573a7;
$custom-light: #739bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2573a7",
  "rgb": {
    "r": 37,
    "g": 115,
    "b": 167
  },
  "hsl": {
    "h": 204,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.53368,
    "c": 0.11012,
    "h": 242.6
  },
  "luminance": 0.15445
}

Semantic roles & 50–950 ramp

primary

#2573A7

secondary

#C48A64

accent

#8341E7

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2573A7

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

Preview Lab → · Contrast checker → · Palette generator →