#2588C6#2588C6

#2588C6 is a mid, vivid cyan. Relative luminance 0.221; OKLCH L 60.1% C 0.129 H 242.0°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#2588C6
RGB	rgb(37, 136, 198)
HSL	hsl(203, 69%, 46%)
HSV	hsv(203, 81%, 78%)
CMYK	cmyk(81.3%, 31.3%, 0%, 22.4%)
CIE-LAB	lab(54.11, -6.01, -39.97)
CIE-LCH	lch(54.11, 40.42, 261.45°)
OKLab	oklab(60.1% -0.0604 -0.1134)
OKLCH	oklch(60.1% 0.129 242)
XYZ	xyz(19.7561, 22.0764, 56.6351)
Luminance	0.2208 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2588C6 #C66325

analogous

#25C6B3 #2588C6 #2537C6

triadic

#2588C6 #C62588 #88C625

tetradic

#2588C6 #B325C6 #C66325 #37C625

square

#2588C6 #B325C6 #C66325 #37C625

split-complementary

#2588C6 #C62537 #C6B325

monochromatic

#12415F #1B6592 #2588C6 #4BA5DD #7EBFE7

Accessibility & contrast

On white

3.88

#2588C6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#2588C6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2588C6

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2588C6	#FFFFFF	#000000	##000000
##2588C6	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B89C9

Deuteranopia (green-blind)

#557BC5

Tritanopia (blue-blind)

#00979E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #2588c6;
/* rgb */ color: rgb(37, 136, 198);
/* oklch */ color: oklch(60.1% 0.129 242.0);

Tailwind

colors: {
  custom: {
    50: '#7aaad7',
    500: '#2588c6',
    950: '#000000',
  },
}

SCSS

$custom: #2588c6;
$custom-light: #7aaad7;
$custom-dark: #000000;

JSON

{
  "hex": "#2588c6",
  "rgb": {
    "r": 37,
    "g": 136,
    "b": 198
  },
  "hsl": {
    "h": 203.106,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.60099,
    "c": 0.1285,
    "h": 242
  },
  "luminance": 0.22079
}

Semantic roles & 50–950 ramp

primary

#2588C6

secondary

#CF9977

accent

#803CEB

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #2588C6

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

Preview Lab → · Contrast checker → · Palette generator →