#2588A3#2588A3

#2588A3 is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 58.4% C 0.096 H 220.6°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#2588A3
RGB	rgb(37, 136, 163)
HSL	hsl(193, 63%, 39%)
HSV	hsv(193, 77%, 64%)
CMYK	cmyk(77.3%, 16.6%, 0%, 36.1%)
CIE-LAB	lab(52.56, -18.43, -22.33)
CIE-LCH	lch(52.56, 28.95, 230.47°)
OKLab	oklab(58.35% -0.0728 -0.0625)
OKLCH	oklch(58.35% 0.096 220.6)
XYZ	xyz(16.1752, 20.6440, 37.7754)
Luminance	0.2065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2588A3 #A34025

analogous

#25A37F #2588A3 #2549A3

triadic

#2588A3 #A32588 #88A325

tetradic

#2588A3 #7F25A3 #A34025 #49A325

square

#2588A3 #7F25A3 #A34025 #49A325

split-complementary

#2588A3 #A32549 #A37F25

monochromatic

#0E353F #1A5E71 #2588A3 #34AFD1 #66C3DC

Accessibility & contrast

On white

4.09

#2588A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#2588A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2588A3

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2588A3	#FFFFFF	#000000	##000000
##2588A3	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7884A4

Deuteranopia (green-blind)

#6778A3

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2588a3;
/* rgb */ color: rgb(37, 136, 163);
/* oklch */ color: oklch(58.4% 0.096 220.6);

Tailwind

colors: {
  custom: {
    50: '#74aabe',
    500: '#2588a3',
    950: '#000000',
  },
}

SCSS

$custom: #2588a3;
$custom-light: #74aabe;
$custom-dark: #000000;

JSON

{
  "hex": "#2588a3",
  "rgb": {
    "r": 37,
    "g": 136,
    "b": 163
  },
  "hsl": {
    "h": 192.857,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.58352,
    "c": 0.0959,
    "h": 220.6
  },
  "luminance": 0.20646
}

Semantic roles & 50–950 ramp

primary

#2588A3

secondary

#C27662

accent

#6542E6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #2588A3

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

Preview Lab → · Contrast checker → · Palette generator →