#2584D4#2584D4

#2584D4 is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.0% C 0.149 H 249.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#2584D4
RGB	rgb(37, 132, 212)
HSL	hsl(207, 70%, 49%)
HSV	hsv(207, 83%, 83%)
CMYK	cmyk(82.5%, 37.7%, 0%, 16.9%)
CIE-LAB	lab(53.65, 1.54, -48.62)
CIE-LCH	lch(53.65, 48.64, 271.82°)
OKLab	oklab(59.97% -0.053 -0.1388)
OKLCH	oklch(59.97% 0.149 249.1)
XYZ	xyz(20.8933, 21.6467, 65.3516)
Luminance	0.2165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2584D4 #D47525

analogous

#25D4CD #2584D4 #252CD4

triadic

#2584D4 #D42584 #84D425

tetradic

#2584D4 #CD25D4 #D47525 #2CD425

square

#2584D4 #CD25D4 #D47525 #2CD425

split-complementary

#2584D4 #D4252C #D4CD25

monochromatic

#13436C #1C64A0 #2584D4 #55A1E1 #89BEEA

Accessibility & contrast

On white

3.94

#2584D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#2584D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2584D4

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2584D4	#FFFFFF	#000000	##000000
##2584D4	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E89D7

Deuteranopia (green-blind)

#4279D2

Tritanopia (blue-blind)

#0097A2

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #2584d4;
/* rgb */ color: rgb(37, 132, 212);
/* oklch */ color: oklch(60.0% 0.149 249.1);

Tailwind

colors: {
  custom: {
    50: '#7da7e1',
    500: '#2584d4',
    950: '#000000',
  },
}

SCSS

$custom: #2584d4;
$custom-light: #7da7e1;
$custom-dark: #000000;

JSON

{
  "hex": "#2584d4",
  "rgb": {
    "r": 37,
    "g": 132,
    "b": 212
  },
  "hsl": {
    "h": 207.429,
    "s": 70.281,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59973,
    "c": 0.14859,
    "h": 249.1
  },
  "luminance": 0.21649
}

Semantic roles & 50–950 ramp

primary

#2584D4

secondary

#D4A781

accent

#8C3BED

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0B0F15

muted

#7C7F83

Preview Lab

Preview with #2584D4

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

Preview Lab → · Contrast checker → · Palette generator →