#2580A7#2580A7

#2580A7 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.5% C 0.102 H 231.5°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#2580A7
RGB	rgb(37, 128, 167)
HSL	hsl(198, 64%, 40%)
HSV	hsv(198, 78%, 65%)
CMYK	cmyk(77.8%, 23.4%, 0%, 34.5%)
CIE-LAB	lab(50.24, -12.61, -28.23)
CIE-LCH	lch(50.24, 30.92, 245.93°)
OKLab	oklab(56.55% -0.0633 -0.0795)
OKLCH	oklch(56.55% 0.102 231.5)
XYZ	xyz(15.4543, 18.6198, 39.3312)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2580A7 #A74C25

analogous

#25A78D #2580A7 #253FA7

triadic

#2580A7 #A72580 #80A725

tetradic

#2580A7 #8D25A7 #A74C25 #3FA725

square

#2580A7 #8D25A7 #A74C25 #3FA725

split-complementary

#2580A7 #A7253F #A78D25

monochromatic

#0F3343 #1A5A75 #2580A7 #37A4D3 #69BBDE

Accessibility & contrast

On white

4.45

#2580A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#2580A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2580A7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2580A7	#FFFFFF	#000000	##000000
##2580A7	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7EA9

Deuteranopia (green-blind)

#5B72A6

Tritanopia (blue-blind)

#008B8D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #2580a7;
/* rgb */ color: rgb(37, 128, 167);
/* oklch */ color: oklch(56.5% 0.102 231.5);

Tailwind

colors: {
  custom: {
    50: '#74a4c1',
    500: '#2580a7',
    950: '#000000',
  },
}

SCSS

$custom: #2580a7;
$custom-light: #74a4c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2580a7",
  "rgb": {
    "r": 37,
    "g": 128,
    "b": 167
  },
  "hsl": {
    "h": 198,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.5655,
    "c": 0.10159,
    "h": 231.5
  },
  "luminance": 0.18622
}

Semantic roles & 50–950 ramp

primary

#2580A7

secondary

#C48164

accent

#7341E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #2580A7

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

Preview Lab → · Contrast checker → · Palette generator →