#2B83C9#2B83C9

#2B83C9 is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.2% C 0.135 H 247.1°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B83C9
RGB	rgb(43, 131, 201)
HSL	hsl(207, 65%, 48%)
HSV	hsv(207, 79%, 79%)
CMYK	cmyk(78.6%, 34.8%, 0%, 21.2%)
CIE-LAB	lab(52.91, -1.36, -43.56)
CIE-LCH	lch(52.91, 43.58, 268.22°)
OKLab	oklab(59.24% -0.0524 -0.1239)
OKLCH	oklch(59.24% 0.135 247.1)
XYZ	xyz(19.6511, 20.9609, 58.2572)
Luminance	0.2096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B83C9 #C9712B

analogous

#2BC9C0 #2B83C9 #2B34C9

triadic

#2B83C9 #C92B83 #83C92B

tetradic

#2B83C9 #C02BC9 #C9712B #34C92B

square

#2B83C9 #C02BC9 #C9712B #34C92B

split-complementary

#2B83C9 #C92B34 #C9C02B

monochromatic

#154164 #206297 #2B83C9 #56A0DB #89BCE6

Accessibility & contrast

On white

4.04

#2B83C9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#2B83C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B83C9

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B83C9	#FFFFFF	#000000	##000000
##2B83C9	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6286CC

Deuteranopia (green-blind)

#4B78C8

Tritanopia (blue-blind)

#00949C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2b83c9;
/* rgb */ color: rgb(43, 131, 201);
/* oklch */ color: oklch(59.2% 0.135 247.1);

Tailwind

colors: {
  custom: {
    50: '#7ca6da',
    500: '#2b83c9',
    950: '#000000',
  },
}

SCSS

$custom: #2b83c9;
$custom-light: #7ca6da;
$custom-dark: #000000;

JSON

{
  "hex": "#2b83c9",
  "rgb": {
    "r": 43,
    "g": 131,
    "b": 201
  },
  "hsl": {
    "h": 206.582,
    "s": 64.754,
    "l": 47.843
  },
  "oklch": {
    "l": 0.59237,
    "c": 0.13458,
    "h": 247.1
  },
  "luminance": 0.20963
}

Semantic roles & 50–950 ramp

primary

#2B83C9

secondary

#CFA380

accent

#8A40E8

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F15

muted

#7C7F83

Preview Lab

Preview with #2B83C9

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

Preview Lab → · Contrast checker → · Palette generator →