#2B9CBC#2B9CBC

#2B9CBC is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.5% C 0.107 H 221.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#2B9CBC
RGB	rgb(43, 156, 188)
HSL	hsl(193, 63%, 45%)
HSV	hsv(193, 77%, 74%)
CMYK	cmyk(77.1%, 17%, 0%, 26.3%)
CIE-LAB	lab(59.82, -19.99, -25.41)
CIE-LCH	lch(59.82, 32.33, 231.81°)
OKLab	oklab(64.54% -0.0802 -0.0711)
OKLCH	oklch(64.54% 0.107 221.6)
XYZ	xyz(21.9580, 27.9187, 51.7988)
Luminance	0.2792 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B9CBC #BC4B2B

analogous

#2BBC93 #2B9CBC #2B54BC

triadic

#2B9CBC #BC2B9C #9CBC2B

tetradic

#2B9CBC #932BBC #BC4B2B #54BC2B

square

#2B9CBC #932BBC #BC4B2B #54BC2B

split-complementary

#2B9CBC #BC2B54 #BC932B

monochromatic

#144958 #20738A #2B9CBC #4EB8D6 #80CCE2

Accessibility & contrast

On white

3.19

#2B9CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#2B9CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B9CBC

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B9CBC	#FFFFFF	#000000	##000000
##2B9CBC	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BE

Deuteranopia (green-blind)

#768ABC

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #2b9cbc;
/* rgb */ color: rgb(43, 156, 188);
/* oklch */ color: oklch(64.5% 0.107 221.6);

Tailwind

colors: {
  custom: {
    50: '#7bb9d0',
    500: '#2b9cbc',
    950: '#000000',
  },
}

SCSS

$custom: #2b9cbc;
$custom-light: #7bb9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b9cbc",
  "rgb": {
    "r": 43,
    "g": 156,
    "b": 188
  },
  "hsl": {
    "h": 193.241,
    "s": 62.771,
    "l": 45.294
  },
  "oklch": {
    "l": 0.6454,
    "c": 0.1072,
    "h": 221.6
  },
  "luminance": 0.27921
}

Semantic roles & 50–950 ramp

primary

#2B9CBC

secondary

#CB8A78

accent

#6642E6

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #2B9CBC

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

Preview Lab → · Contrast checker → · Palette generator →