#2589A5#2589A5

#2589A5 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.7% C 0.097 H 221.3°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#2589A5
RGB	rgb(37, 137, 165)
HSL	hsl(193, 63%, 40%)
HSV	hsv(193, 78%, 65%)
CMYK	cmyk(77.6%, 17%, 0%, 35.3%)
CIE-LAB	lab(52.95, -18.28, -22.88)
CIE-LCH	lch(52.95, 29.29, 231.38°)
OKLab	oklab(58.69% -0.073 -0.064)
OKLCH	oklch(58.69% 0.097 221.3)
XYZ	xyz(16.4973, 20.9992, 38.7738)
Luminance	0.2100 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2589A5 #A54125

analogous

#25A581 #2589A5 #2549A5

triadic

#2589A5 #A52589 #89A525

tetradic

#2589A5 #8125A5 #A54125 #49A525

square

#2589A5 #8125A5 #A54125 #49A525

split-complementary

#2589A5 #A52549 #A58125

monochromatic

#0F3641 #1A5F73 #2589A5 #35B0D2 #67C3DD

Accessibility & contrast

On white

4.04

#2589A5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#2589A5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2589A5

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2589A5	#FFFFFF	#000000	##000000
##2589A5	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7885A6

Deuteranopia (green-blind)

#6779A5

Tritanopia (blue-blind)

#009292

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2589a5;
/* rgb */ color: rgb(37, 137, 165);
/* oklch */ color: oklch(58.7% 0.097 221.3);

Tailwind

colors: {
  custom: {
    50: '#74abbf',
    500: '#2589a5',
    950: '#000000',
  },
}

SCSS

$custom: #2589a5;
$custom-light: #74abbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2589a5",
  "rgb": {
    "r": 37,
    "g": 137,
    "b": 165
  },
  "hsl": {
    "h": 193.125,
    "s": 63.366,
    "l": 39.608
  },
  "oklch": {
    "l": 0.58692,
    "c": 0.09709,
    "h": 221.3
  },
  "luminance": 0.21001
}

Semantic roles & 50–950 ramp

primary

#2589A5

secondary

#C37863

accent

#6541E6

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2589A5

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

Preview Lab → · Contrast checker → · Palette generator →