#2583A3#2583A3

#2583A3 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.1% C 0.097 H 225.7°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2583A3
RGB	rgb(37, 131, 163)
HSL	hsl(195, 63%, 39%)
HSV	hsv(195, 77%, 64%)
CMYK	cmyk(77.3%, 19.6%, 0%, 36.1%)
CIE-LAB	lab(51.00, -15.70, -24.73)
CIE-LCH	lch(51.00, 29.29, 237.60°)
OKLab	oklab(57.1% -0.0678 -0.0694)
OKLCH	oklch(57.1% 0.097 225.7)
XYZ	xyz(15.4874, 19.2684, 37.5462)
Luminance	0.1927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2583A3 #A34525

analogous

#25A384 #2583A3 #2544A3

triadic

#2583A3 #A32583 #83A325

tetradic

#2583A3 #8425A3 #A34525 #44A325

square

#2583A3 #8425A3 #A34525 #44A325

split-complementary

#2583A3 #A32544 #A38425

monochromatic

#0E333F #1A5B71 #2583A3 #34A9D1 #66BEDC

Accessibility & contrast

On white

4.33

#2583A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#2583A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2583A3

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2583A3	#FFFFFF	#000000	##000000
##2583A3	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7180A5

Deuteranopia (green-blind)

#6174A3

Tritanopia (blue-blind)

#008C8D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2583a3;
/* rgb */ color: rgb(37, 131, 163);
/* oklch */ color: oklch(57.1% 0.097 225.7);

Tailwind

colors: {
  custom: {
    50: '#73a7be',
    500: '#2583a3',
    950: '#000000',
  },
}

SCSS

$custom: #2583a3;
$custom-light: #73a7be;
$custom-dark: #000000;

JSON

{
  "hex": "#2583a3",
  "rgb": {
    "r": 37,
    "g": 131,
    "b": 163
  },
  "hsl": {
    "h": 195.238,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.57102,
    "c": 0.09697,
    "h": 225.7
  },
  "luminance": 0.1927
}

Semantic roles & 50–950 ramp

primary

#2583A3

secondary

#C27A62

accent

#6B42E6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #2583A3

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

Preview Lab → · Contrast checker → · Palette generator →