#2572B1#2572B1

#2572B1 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 53.7% C 0.123 H 247.7°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#2572B1
RGB	rgb(37, 114, 177)
HSL	hsl(207, 65%, 42%)
HSV	hsv(207, 79%, 69%)
CMYK	cmyk(79.1%, 35.6%, 0%, 30.6%)
CIE-LAB	lab(46.45, -0.70, -40.00)
CIE-LCH	lch(46.45, 40.00, 269.00°)
OKLab	oklab(53.7% -0.0468 -0.1138)
OKLCH	oklch(53.7% 0.123 247.7)
XYZ	xyz(14.7130, 15.6005, 43.8222)
Luminance	0.1560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2572B1 #B16425

analogous

#25B1AA #2572B1 #252CB1

triadic

#2572B1 #B12572 #72B125

tetradic

#2572B1 #AA25B1 #B16425 #2CB125

square

#2572B1 #AA25B1 #B16425 #2CB125

split-complementary

#2572B1 #B1252C #B1AA25

monochromatic

#10314C #1A517E #2572B1 #3D91D6 #6FAEE1

Accessibility & contrast

On white

5.10

#2572B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2572B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2572B1

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2572B1	#FFFFFF	#000000	##FFFFFF
##2572B1	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5575B4

Deuteranopia (green-blind)

#4068B0

Tritanopia (blue-blind)

#008189

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2572b1;
/* rgb */ color: rgb(37, 114, 177);
/* oklch */ color: oklch(53.7% 0.123 247.7);

Tailwind

colors: {
  custom: {
    50: '#759ac8',
    500: '#2572b1',
    950: '#000000',
  },
}

SCSS

$custom: #2572b1;
$custom-light: #759ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#2572b1",
  "rgb": {
    "r": 37,
    "g": 114,
    "b": 177
  },
  "hsl": {
    "h": 207,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.53702,
    "c": 0.12308,
    "h": 247.7
  },
  "luminance": 0.15602
}

Semantic roles & 50–950 ramp

primary

#2572B1

secondary

#C8946A

accent

#8B3FE8

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2572B1

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

Preview Lab → · Contrast checker → · Palette generator →