#2573AF#2573AF

#2573AF is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.8% C 0.120 H 246.2°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#2573AF
RGB	rgb(37, 115, 175)
HSL	hsl(206, 65%, 42%)
HSV	hsv(206, 79%, 69%)
CMYK	cmyk(78.9%, 34.3%, 0%, 31.4%)
CIE-LAB	lab(46.64, -2.06, -38.52)
CIE-LCH	lch(46.64, 38.58, 266.94°)
OKLab	oklab(53.82% -0.0483 -0.1095)
OKLCH	oklch(53.82% 0.12 246.2)
XYZ	xyz(14.6286, 15.7482, 42.8178)
Luminance	0.1575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2573AF #AF6125

analogous

#25AFA6 #2573AF #252EAF

triadic

#2573AF #AF2573 #73AF25

tetradic

#2573AF #A625AF #AF6125 #2EAF25

square

#2573AF #A625AF #AF6125 #2EAF25

split-complementary

#2573AF #AF252E #AFA625

monochromatic

#10314A #1A527C #2573AF #3C93D6 #6EAFE0

Accessibility & contrast

On white

5.06

#2573AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#2573AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2573AF

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2573AF	#FFFFFF	#000000	##FFFFFF
##2573AF	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5775B2

Deuteranopia (green-blind)

#4369AE

Tritanopia (blue-blind)

#008289

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2573af;
/* rgb */ color: rgb(37, 115, 175);
/* oklch */ color: oklch(53.8% 0.120 246.2);

Tailwind

colors: {
  custom: {
    50: '#759bc7',
    500: '#2573af',
    950: '#000000',
  },
}

SCSS

$custom: #2573af;
$custom-light: #759bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2573af",
  "rgb": {
    "r": 37,
    "g": 115,
    "b": 175
  },
  "hsl": {
    "h": 206.087,
    "s": 65.094,
    "l": 41.569
  },
  "oklch": {
    "l": 0.53823,
    "c": 0.11968,
    "h": 246.2
  },
  "luminance": 0.1575
}

Semantic roles & 50–950 ramp

primary

#2573AF

secondary

#C79269

accent

#8940E8

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2573AF

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

Preview Lab → · Contrast checker → · Palette generator →