#2589BC#2589BC

#2589BC is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.8% C 0.117 H 236.6°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#2589BC
RGB	rgb(37, 137, 188)
HSL	hsl(200, 67%, 44%)
HSV	hsv(200, 80%, 74%)
CMYK	cmyk(80.3%, 27.1%, 0%, 26.3%)
CIE-LAB	lab(53.93, -10.21, -34.55)
CIE-LCH	lch(53.93, 36.03, 253.53°)
OKLab	oklab(59.81% -0.0645 -0.0976)
OKLCH	oklch(59.81% 0.117 236.6)
XYZ	xyz(18.7821, 21.9132, 50.8070)
Luminance	0.2192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2589BC #BC5825

analogous

#25BCA4 #2589BC #253EBC

triadic

#2589BC #BC2589 #89BC25

tetradic

#2589BC #A425BC #BC5825 #3EBC25

square

#2589BC #A425BC #BC5825 #3EBC25

split-complementary

#2589BC #BC253E #BCA425

monochromatic

#113E56 #1B6489 #2589BC #44A7DA #77BFE4

Accessibility & contrast

On white

3.90

#2589BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#2589BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2589BC

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2589BC	#FFFFFF	#000000	##000000
##2589BC	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7089BE

Deuteranopia (green-blind)

#5C7BBB

Tritanopia (blue-blind)

#00969B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #2589bc;
/* rgb */ color: rgb(37, 137, 188);
/* oklch */ color: oklch(59.8% 0.117 236.6);

Tailwind

colors: {
  custom: {
    50: '#78abd0',
    500: '#2589bc',
    950: '#000000',
  },
}

SCSS

$custom: #2589bc;
$custom-light: #78abd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2589bc",
  "rgb": {
    "r": 37,
    "g": 137,
    "b": 188
  },
  "hsl": {
    "h": 200.265,
    "s": 67.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.59806,
    "c": 0.11703,
    "h": 236.6
  },
  "luminance": 0.21915
}

Semantic roles & 50–950 ramp

primary

#2589BC

secondary

#CC9071

accent

#783EEA

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #2589BC

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

Preview Lab → · Contrast checker → · Palette generator →