#2588A7#2588A7

#2588A7 is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.5% C 0.099 H 223.8°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#2588A7
RGB	rgb(37, 136, 167)
HSL	hsl(194, 64%, 40%)
HSV	hsv(194, 78%, 65%)
CMYK	cmyk(77.8%, 18.6%, 0%, 34.5%)
CIE-LAB	lab(52.72, -17.06, -24.39)
CIE-LCH	lch(52.72, 29.76, 235.04°)
OKLab	oklab(58.53% -0.0712 -0.0684)
OKLCH	oklch(58.53% 0.099 223.8)
XYZ	xyz(16.5393, 20.7896, 39.6928)
Luminance	0.2079 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2588A7 #A74425

analogous

#25A785 #2588A7 #2547A7

triadic

#2588A7 #A72588 #88A725

tetradic

#2588A7 #8525A7 #A74425 #47A725

square

#2588A7 #8525A7 #A74425 #47A725

split-complementary

#2588A7 #A72547 #A78525

monochromatic

#0F3643 #1A5F75 #2588A7 #37ADD3 #69C2DE

Accessibility & contrast

On white

4.07

#2588A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#2588A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2588A7

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2588A7	#FFFFFF	#000000	##000000
##2588A7	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7685A9

Deuteranopia (green-blind)

#6578A7

Tritanopia (blue-blind)

#009192

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2588a7;
/* rgb */ color: rgb(37, 136, 167);
/* oklch */ color: oklch(58.5% 0.099 223.8);

Tailwind

colors: {
  custom: {
    50: '#74aac1',
    500: '#2588a7',
    950: '#000000',
  },
}

SCSS

$custom: #2588a7;
$custom-light: #74aac1;
$custom-dark: #000000;

JSON

{
  "hex": "#2588a7",
  "rgb": {
    "r": 37,
    "g": 136,
    "b": 167
  },
  "hsl": {
    "h": 194.308,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.58534,
    "c": 0.0987,
    "h": 223.8
  },
  "luminance": 0.20792
}

Semantic roles & 50–950 ramp

primary

#2588A7

secondary

#C47B64

accent

#6941E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2588A7

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

Preview Lab → · Contrast checker → · Palette generator →