#2561C6#2561C6

#2561C6 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.3% C 0.170 H 260.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2561C6
RGB	rgb(37, 97, 198)
HSL	hsl(218, 69%, 46%)
HSV	hsv(218, 81%, 78%)
CMYK	cmyk(81.3%, 51%, 0%, 22.4%)
CIE-LAB	lab(42.79, 18.15, -58.04)
CIE-LCH	lch(42.79, 60.81, 287.37°)
OKLab	oklab(51.28% -0.0286 -0.1672)
OKLCH	oklch(51.28% 0.17 260.3)
XYZ	xyz(15.2270, 13.0181, 55.1253)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2561C6 #C68A25

analogous

#25B1C6 #2561C6 #3925C6

triadic

#2561C6 #C62561 #61C625

tetradic

#2561C6 #C625B1 #C68A25 #25C639

square

#2561C6 #C625B1 #C68A25 #25C639

split-complementary

#2561C6 #C63925 #B1C625

monochromatic

#122E5F #1B4892 #2561C6 #4B81DD #7EA5E7

Accessibility & contrast

On white

5.83

#2561C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2561C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2561C6

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2561C6	#FFFFFF	#000000	##FFFFFF
##2561C6	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6DCA

Deuteranopia (green-blind)

#005EC4

Tritanopia (blue-blind)

#007A8A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2561c6;
/* rgb */ color: rgb(37, 97, 198);
/* oklch */ color: oklch(51.3% 0.170 260.3);

Tailwind

colors: {
  custom: {
    50: '#7a8dd8',
    500: '#2561c6',
    950: '#000000',
  },
}

SCSS

$custom: #2561c6;
$custom-light: #7a8dd8;
$custom-dark: #000000;

JSON

{
  "hex": "#2561c6",
  "rgb": {
    "r": 37,
    "g": 97,
    "b": 198
  },
  "hsl": {
    "h": 217.64,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.51279,
    "c": 0.16962,
    "h": 260.3
  },
  "luminance": 0.1302
}

Semantic roles & 50–950 ramp

primary

#2561C6

secondary

#CFAF77

accent

#AA3CEB

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2561C6

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

Preview Lab → · Contrast checker → · Palette generator →