#2580D4#2580D4

#2580D4 is a mid, vivid cyan. Relative luminance 0.206; OKLCH L 59.1% C 0.153 H 251.0°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#2580D4
RGB	rgb(37, 128, 212)
HSL	hsl(209, 70%, 49%)
HSV	hsv(209, 83%, 83%)
CMYK	cmyk(82.5%, 39.6%, 0%, 16.9%)
CIE-LAB	lab(52.49, 3.96, -50.47)
CIE-LCH	lch(52.49, 50.62, 274.49°)
OKLab	oklab(59.06% -0.0498 -0.1443)
OKLCH	oklch(59.06% 0.153 251)
XYZ	xyz(20.3613, 20.5826, 65.1743)
Luminance	0.2059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2580D4 #D47925

analogous

#25D4D1 #2580D4 #2529D4

triadic

#2580D4 #D42580 #80D425

tetradic

#2580D4 #D125D4 #D47925 #29D425

square

#2580D4 #D125D4 #D47925 #29D425

split-complementary

#2580D4 #D42529 #D4D125

monochromatic

#13416C #1C61A0 #2580D4 #559EE1 #89BCEA

Accessibility & contrast

On white

4.10

#2580D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#2580D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2580D4

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2580D4	#FFFFFF	#000000	##000000
##2580D4	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5786D7

Deuteranopia (green-blind)

#3A76D2

Tritanopia (blue-blind)

#0094A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2580d4;
/* rgb */ color: rgb(37, 128, 212);
/* oklch */ color: oklch(59.1% 0.153 251.0);

Tailwind

colors: {
  custom: {
    50: '#7da4e2',
    500: '#2580d4',
    950: '#000000',
  },
}

SCSS

$custom: #2580d4;
$custom-light: #7da4e2;
$custom-dark: #000000;

JSON

{
  "hex": "#2580d4",
  "rgb": {
    "r": 37,
    "g": 128,
    "b": 212
  },
  "hsl": {
    "h": 208.8,
    "s": 70.281,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59064,
    "c": 0.15264,
    "h": 251
  },
  "luminance": 0.20585
}

Semantic roles & 50–950 ramp

primary

#2580D4

secondary

#D4A981

accent

#903BED

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0B0F15

muted

#7C7F83

Preview Lab

Preview with #2580D4

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

Preview Lab → · Contrast checker → · Palette generator →