#2588A4#2588A4

#2588A4 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.4% C 0.097 H 221.5°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX#2588A4
RGBrgb(37, 136, 164)
HSLhsl(193, 63%, 39%)
HSVhsv(193, 77%, 64%)
CMYKcmyk(77.4%, 17.1%, 0%, 35.7%)
CIE-LABlab(52.60, -18.09, -22.85)
CIE-LCHlch(52.60, 29.14, 231.64°)
OKLaboklab(58.4% -0.0724 -0.064)
OKLCHoklch(58.4% 0.097 221.5)
XYZxyz(16.2651, 20.6800, 38.2492)
Luminance0.2068 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2588A4 #A44125
analogous
#25A480 #2588A4 #2549A4
triadic
#2588A4 #A42588 #88A425
tetradic
#2588A4 #8025A4 #A44125 #49A425
square
#2588A4 #8025A4 #A44125 #49A425
split-complementary
#2588A4 #A42549 #A48025
monochromatic
#0E3540 #1A5F72 #2588A4 #35AFD1 #67C3DD

Accessibility & contrast

On white

4.09
#2588A4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.14
#2588A4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2588A4
5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2588A4#FFFFFF#000000##000000
##2588A41.004.095.145.14
#FFFFFF4.091.0021.0021.00
#0000005.1421.001.001.00
##0000005.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7784A5
Deuteranopia (green-blind)
#6678A4
Tritanopia (blue-blind)
#009191
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #2588a4;
/* rgb */ color: rgb(37, 136, 164);
/* oklch */ color: oklch(58.4% 0.097 221.5);
Tailwind
colors: {
  custom: {
    50: '#74aabf',
    500: '#2588a4',
    950: '#000000',
  },
}
SCSS
$custom: #2588a4;
$custom-light: #74aabf;
$custom-dark: #000000;
JSON
{
  "hex": "#2588a4",
  "rgb": {
    "r": 37,
    "g": 136,
    "b": 164
  },
  "hsl": {
    "h": 193.228,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.58397,
    "c": 0.09657,
    "h": 221.5
  },
  "luminance": 0.20682
}

Semantic roles & 50–950 ramp

primary
#2588A4
secondary
#C27862
accent
#6642E6
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#091012
muted
#7B7F81

Preview Lab

Preview with #2588A4

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

Preview Lab → · Contrast checker → · Palette generator →

#2588A4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva