#2560B1#2560B1

#2560B1 is a mid, vivid cyan. Relative luminance 0.119; OKLCH L 49.5% C 0.143 H 257.4°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#2560B1
RGB	rgb(37, 96, 177)
HSL	hsl(215, 65%, 42%)
HSV	hsv(215, 79%, 69%)
CMYK	cmyk(79.1%, 45.8%, 0%, 30.6%)
CIE-LAB	lab(41.11, 10.66, -48.51)
CIE-LCH	lch(41.11, 49.67, 282.39°)
OKLab	oklab(49.54% -0.0311 -0.1392)
OKLCH	oklch(49.54% 0.143 257.4)
XYZ	xyz(12.8787, 11.9319, 43.2108)
Luminance	0.1193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2560B1 #B17625

analogous

#25A6B1 #2560B1 #3025B1

triadic

#2560B1 #B12560 #60B125

tetradic

#2560B1 #B125A6 #B17625 #25B130

square

#2560B1 #B125A6 #B17625 #25B130

split-complementary

#2560B1 #B13025 #A6B125

monochromatic

#10294C #1A457E #2560B1 #3D7ED6 #6F9FE1

Accessibility & contrast

On white

6.20

#2560B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#2560B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2560B1

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2560B1	#FFFFFF	#000000	##FFFFFF
##2560B1	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3568B4

Deuteranopia (green-blind)

#145BAF

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2560b1;
/* rgb */ color: rgb(37, 96, 177);
/* oklch */ color: oklch(49.5% 0.143 257.4);

Tailwind

colors: {
  custom: {
    50: '#758cc9',
    500: '#2560b1',
    950: '#000000',
  },
}

SCSS

$custom: #2560b1;
$custom-light: #758cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2560b1",
  "rgb": {
    "r": 37,
    "g": 96,
    "b": 177
  },
  "hsl": {
    "h": 214.714,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49539,
    "c": 0.14261,
    "h": 257.4
  },
  "luminance": 0.11933
}

Semantic roles & 50–950 ramp

primary

#2560B1

secondary

#C8A06A

accent

#A13FE8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2560B1

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

Preview Lab → · Contrast checker → · Palette generator →