#2371BE#2371BE

#2371BE is a mid, vivid cyan. Relative luminance 0.159; OKLCH L 54.2% C 0.141 H 252.0°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#2371BE
RGB	rgb(35, 113, 190)
HSL	hsl(210, 69%, 44%)
HSV	hsv(210, 82%, 75%)
CMYK	cmyk(81.6%, 40.5%, 0%, 25.5%)
CIE-LAB	lab(46.82, 4.66, -46.94)
CIE-LCH	lch(46.82, 47.17, 275.67°)
OKLab	oklab(54.22% -0.0435 -0.1342)
OKLCH	oklch(54.22% 0.141 252)
XYZ	xyz(15.8890, 15.8833, 50.9336)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2371BE #BE7023

analogous

#23BEBE #2371BE #2324BE

triadic

#2371BE #BE2371 #71BE23

tetradic

#2371BE #BE23BE #BE7023 #24BE23

square

#2371BE #BE23BE #BE7023 #24BE23

split-complementary

#2371BE #BE2324 #BEBE23

monochromatic

#103457 #19528A #2371BE #4290DC #76AEE6

Accessibility & contrast

On white

5.03

#2371BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#2371BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2371BE

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2371BE	#FFFFFF	#000000	##FFFFFF
##2371BE	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B77C1

Deuteranopia (green-blind)

#3169BC

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2371be;
/* rgb */ color: rgb(35, 113, 190);
/* oklch */ color: oklch(54.2% 0.141 252.0);

Tailwind

colors: {
  custom: {
    50: '#7799d2',
    500: '#2371be',
    950: '#000000',
  },
}

SCSS

$custom: #2371be;
$custom-light: #7799d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2371be",
  "rgb": {
    "r": 35,
    "g": 113,
    "b": 190
  },
  "hsl": {
    "h": 209.806,
    "s": 68.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54217,
    "c": 0.14113,
    "h": 252
  },
  "luminance": 0.15885
}

Semantic roles & 50–950 ramp

primary

#2371BE

secondary

#CD9E70

accent

#933CEC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2371BE

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

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