#2561AC#2561AC

#2561AC is a mid, vivid cyan. Relative luminance 0.119; OKLCH L 49.4% C 0.135 H 255.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#2561AC
RGB	rgb(37, 97, 172)
HSL	hsl(213, 65%, 41%)
HSV	hsv(213, 78%, 67%)
CMYK	cmyk(78.5%, 43.6%, 0%, 32.5%)
CIE-LAB	lab(41.09, 8.07, -45.60)
CIE-LCH	lch(41.09, 46.31, 280.04°)
OKLab	oklab(49.42% -0.0329 -0.1306)
OKLCH	oklch(49.42% 0.135 255.8)
XYZ	xyz(12.4813, 11.9198, 40.6647)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2561AC #AC7025

analogous

#25A4AC #2561AC #2C25AC

triadic

#2561AC #AC2561 #61AC25

tetradic

#2561AC #AC25A4 #AC7025 #25AC2C

square

#2561AC #AC25A4 #AC7025 #25AC2C

split-complementary

#2561AC #AC2C25 #A4AC25

monochromatic

#0F2847 #1A457A #2561AC #3A7ED5 #6C9FDF

Accessibility & contrast

On white

6.21

#2561AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#2561AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2561AC

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2561AC	#FFFFFF	#000000	##FFFFFF
##2561AC	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B68AF

Deuteranopia (green-blind)

#225BAB

Tritanopia (blue-blind)

#00737E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2561ac;
/* rgb */ color: rgb(37, 97, 172);
/* oklch */ color: oklch(49.4% 0.135 255.8);

Tailwind

colors: {
  custom: {
    50: '#748dc5',
    500: '#2561ac',
    950: '#000000',
  },
}

SCSS

$custom: #2561ac;
$custom-light: #748dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2561ac",
  "rgb": {
    "r": 37,
    "g": 97,
    "b": 172
  },
  "hsl": {
    "h": 213.333,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49424,
    "c": 0.13468,
    "h": 255.8
  },
  "luminance": 0.11921
}

Semantic roles & 50–950 ramp

primary

#2561AC

secondary

#C69C67

accent

#9D40E8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C13

muted

#7B7D82

Preview Lab

Preview with #2561AC

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

Preview Lab → · Contrast checker → · Palette generator →