#2566A2#2566A2

#2566A2 is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 50.0% C 0.116 H 249.9°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#2566A2
RGB	rgb(37, 102, 162)
HSL	hsl(209, 63%, 39%)
HSV	hsv(209, 77%, 64%)
CMYK	cmyk(77.2%, 37%, 0%, 36.5%)
CIE-LAB	lab(42.01, 1.04, -38.23)
CIE-LCH	lch(42.01, 38.24, 271.56°)
OKLab	oklab(49.95% -0.0398 -0.1089)
OKLCH	oklch(49.95% 0.116 249.9)
XYZ	xyz(12.0334, 12.5033, 35.9546)
Luminance	0.1250 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2566A2 #A26125

analogous

#25A2A0 #2566A2 #2528A2

triadic

#2566A2 #A22566 #66A225

tetradic

#2566A2 #A025A2 #A26125 #28A225

square

#2566A2 #A025A2 #A26125 #28A225

split-complementary

#2566A2 #A22528 #A2A025

monochromatic

#0E273E #1A4770 #2566A2 #3485D1 #65A3DC

Accessibility & contrast

On white

6.00

#2566A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#2566A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2566A2

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2566A2	#FFFFFF	#000000	##FFFFFF
##2566A2	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A69A4

Deuteranopia (green-blind)

#375EA1

Tritanopia (blue-blind)

#00747C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2566a2;
/* rgb */ color: rgb(37, 102, 162);
/* oklch */ color: oklch(50.0% 0.116 249.9);

Tailwind

colors: {
  custom: {
    50: '#7291be',
    500: '#2566a2',
    950: '#000000',
  },
}

SCSS

$custom: #2566a2;
$custom-light: #7291be;
$custom-dark: #000000;

JSON

{
  "hex": "#2566a2",
  "rgb": {
    "r": 37,
    "g": 102,
    "b": 162
  },
  "hsl": {
    "h": 208.8,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.4995,
    "c": 0.11593,
    "h": 249.9
  },
  "luminance": 0.12505
}

Semantic roles & 50–950 ramp

primary

#2566A2

secondary

#C28F61

accent

#9142E6

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2566A2

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

Preview Lab → · Contrast checker → · Palette generator →