#2371BD#2371BD

#2371BD is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.2% C 0.140 H 251.8°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#2371BD
RGB	rgb(35, 113, 189)
HSL	hsl(210, 69%, 44%)
HSV	hsv(210, 81%, 74%)
CMYK	cmyk(81.5%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(46.76, 4.27, -46.46)
CIE-LCH	lch(46.76, 46.65, 275.26°)
OKLab	oklab(54.15% -0.0438 -0.1328)
OKLCH	oklch(54.15% 0.14 251.8)
XYZ	xyz(15.7801, 15.8398, 50.3599)
Luminance	0.1584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2371BD #BD6F23

analogous

#23BDBC #2371BD #2324BD

triadic

#2371BD #BD2371 #71BD23

tetradic

#2371BD #BC23BD #BD6F23 #24BD23

square

#2371BD #BC23BD #BD6F23 #24BD23

split-complementary

#2371BD #BD2324 #BDBC23

monochromatic

#103356 #195289 #2371BD #4190DC #75AEE5

Accessibility & contrast

On white

5.04

#2371BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#2371BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2371BD

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2371BD	#FFFFFF	#000000	##FFFFFF
##2371BD	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C76C0

Deuteranopia (green-blind)

#3269BC

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2371bd;
/* rgb */ color: rgb(35, 113, 189);
/* oklch */ color: oklch(54.2% 0.140 251.8);

Tailwind

colors: {
  custom: {
    50: '#7799d1',
    500: '#2371bd',
    950: '#000000',
  },
}

SCSS

$custom: #2371bd;
$custom-light: #7799d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2371bd",
  "rgb": {
    "r": 35,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 209.61,
    "s": 68.75,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54154,
    "c": 0.13985,
    "h": 251.8
  },
  "luminance": 0.15842
}

Semantic roles & 50–950 ramp

primary

#2371BD

secondary

#CD9D6F

accent

#933CEC

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2371BD

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

Preview Lab → · Contrast checker → · Palette generator →