#2B8BB3#2B8BB3

#2B8BB3 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.0% C 0.105 H 230.5°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#2B8BB3
RGB	rgb(43, 139, 179)
HSL	hsl(198, 61%, 44%)
HSV	hsv(198, 76%, 70%)
CMYK	cmyk(76%, 22.3%, 0%, 29.8%)
CIE-LAB	lab(54.27, -13.85, -28.87)
CIE-LCH	lch(54.27, 32.02, 244.37°)
OKLab	oklab(59.98% -0.067 -0.0812)
OKLCH	oklch(59.98% 0.105 230.5)
XYZ	xyz(18.3623, 22.2313, 45.9624)
Luminance	0.2223 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B8BB3 #B3532B

analogous

#2BB397 #2B8BB3 #2B47B3

triadic

#2B8BB3 #B32B8B #8BB32B

tetradic

#2B8BB3 #972BB3 #B3532B #47B32B

square

#2B8BB3 #972BB3 #B3532B #47B32B

split-complementary

#2B8BB3 #B32B47 #B3972B

monochromatic

#133E50 #1F6582 #2B8BB3 #48AAD3 #79C1DF

Accessibility & contrast

On white

3.86

#2B8BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#2B8BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B8BB3

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B8BB3	#FFFFFF	#000000	##000000
##2B8BB3	1.00	3.86	5.45	5.45
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7789B5

Deuteranopia (green-blind)

#647CB2

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #2b8bb3;
/* rgb */ color: rgb(43, 139, 179);
/* oklch */ color: oklch(60.0% 0.105 230.5);

Tailwind

colors: {
  custom: {
    50: '#78acca',
    500: '#2b8bb3',
    950: '#000000',
  },
}

SCSS

$custom: #2b8bb3;
$custom-light: #78acca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b8bb3",
  "rgb": {
    "r": 43,
    "g": 139,
    "b": 179
  },
  "hsl": {
    "h": 197.647,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.59979,
    "c": 0.10525,
    "h": 230.5
  },
  "luminance": 0.22234
}

Semantic roles & 50–950 ramp

primary

#2B8BB3

secondary

#C78C73

accent

#7343E4

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2B8BB3

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

Preview Lab → · Contrast checker → · Palette generator →