#2561AA#2561AA

#2561AA is a mid, vivid cyan. Relative luminance 0.118; OKLCH L 49.3% C 0.132 H 255.4°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#2561AA
RGB	rgb(37, 97, 170)
HSL	hsl(213, 64%, 41%)
HSV	hsv(213, 78%, 67%)
CMYK	cmyk(78.2%, 42.9%, 0%, 33.3%)
CIE-LAB	lab(40.97, 7.30, -44.62)
CIE-LCH	lch(40.97, 45.21, 279.29°)
OKLab	oklab(49.29% -0.0334 -0.1277)
OKLCH	oklch(49.29% 0.132 255.4)
XYZ	xyz(12.2906, 11.8435, 39.6607)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2561AA #AA6E25

analogous

#25A3AA #2561AA #2B25AA

triadic

#2561AA #AA2561 #61AA25

tetradic

#2561AA #AA25A3 #AA6E25 #25AA2B

square

#2561AA #AA25A3 #AA6E25 #25AA2B

split-complementary

#2561AA #AA2B25 #A3AA25

monochromatic

#0F2845 #1A4478 #2561AA #387FD4 #6B9FDF

Accessibility & contrast

On white

6.23

#2561AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#2561AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2561AA

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2561AA	#FFFFFF	#000000	##FFFFFF
##2561AA	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D67AD

Deuteranopia (green-blind)

#245BA9

Tritanopia (blue-blind)

#00727D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2561aa;
/* rgb */ color: rgb(37, 97, 170);
/* oklch */ color: oklch(49.3% 0.132 255.4);

Tailwind

colors: {
  custom: {
    50: '#748dc4',
    500: '#2561aa',
    950: '#000000',
  },
}

SCSS

$custom: #2561aa;
$custom-light: #748dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2561aa",
  "rgb": {
    "r": 37,
    "g": 97,
    "b": 170
  },
  "hsl": {
    "h": 212.932,
    "s": 64.251,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4929,
    "c": 0.13199,
    "h": 255.4
  },
  "luminance": 0.11845
}

Semantic roles & 50–950 ramp

primary

#2561AA

secondary

#C59A66

accent

#9C41E7

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2561AA

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

Preview Lab → · Contrast checker → · Palette generator →