#2B8FAB#2B8FAB

#2B8FAB is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.6% C 0.098 H 220.9°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#2B8FAB
RGB	rgb(43, 143, 171)
HSL	hsl(193, 60%, 42%)
HSV	hsv(193, 75%, 67%)
CMYK	cmyk(74.9%, 16.4%, 0%, 32.9%)
CIE-LAB	lab(55.17, -18.76, -22.90)
CIE-LCH	lch(55.17, 29.61, 230.68°)
OKLab	oklab(60.59% -0.074 -0.064)
OKLCH	oklch(60.59% 0.098 220.9)
XYZ	xyz(18.1663, 23.0966, 42.0208)
Luminance	0.2310 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B8FAB #AB472B

analogous

#2BAB87 #2B8FAB #2B4FAB

triadic

#2B8FAB #AB2B8F #8FAB2B

tetradic

#2B8FAB #872BAB #AB472B #4FAB2B

square

#2B8FAB #872BAB #AB472B #4FAB2B

split-complementary

#2B8FAB #AB2B4F #AB872B

monochromatic

#123D49 #1F667A #2B8FAB #43B1D0 #74C5DC

Accessibility & contrast

On white

3.74

#2B8FAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#2B8FAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B8FAB

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B8FAB	#FFFFFF	#000000	##000000
##2B8FAB	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8BAC

Deuteranopia (green-blind)

#6D7FAB

Tritanopia (blue-blind)

#009898

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #2b8fab;
/* rgb */ color: rgb(43, 143, 171);
/* oklch */ color: oklch(60.6% 0.098 220.9);

Tailwind

colors: {
  custom: {
    50: '#78b0c4',
    500: '#2b8fab',
    950: '#000000',
  },
}

SCSS

$custom: #2b8fab;
$custom-light: #78b0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b8fab",
  "rgb": {
    "r": 43,
    "g": 143,
    "b": 171
  },
  "hsl": {
    "h": 193.125,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.60592,
    "c": 0.09789,
    "h": 220.9
  },
  "luminance": 0.23099
}

Semantic roles & 50–950 ramp

primary

#2B8FAB

secondary

#C4816E

accent

#6745E3

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2B8FAB

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

Preview Lab → · Contrast checker → · Palette generator →