#2A9BB5#2A9BB5

#2A9BB5 is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.0% C 0.103 H 217.2°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#2A9BB5
RGB	rgb(42, 155, 181)
HSL	hsl(191, 62%, 44%)
HSV	hsv(191, 77%, 71%)
CMYK	cmyk(76.8%, 14.4%, 0%, 29%)
CIE-LAB	lab(59.22, -21.90, -22.38)
CIE-LCH	lch(59.22, 31.31, 225.62°)
OKLab	oklab(63.97% -0.0824 -0.0625)
OKLCH	oklch(63.97% 0.103 217.2)
XYZ	xyz(21.0131, 27.2686, 47.8630)
Luminance	0.2727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A9BB5 #B5442A

analogous

#2AB589 #2A9BB5 #2A55B5

triadic

#2A9BB5 #B52A9B #9BB52A

tetradic

#2A9BB5 #892AB5 #B5442A #55B52A

square

#2A9BB5 #892AB5 #B5442A #55B52A

split-complementary

#2A9BB5 #B52A55 #B5892A

monochromatic

#134652 #1E7083 #2A9BB5 #48BAD4 #79CDE0

Accessibility & contrast

On white

3.25

#2A9BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#2A9BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A9BB5

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A9BB5	#FFFFFF	#000000	##000000
##2A9BB5	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A96B6

Deuteranopia (green-blind)

#7789B5

Tritanopia (blue-blind)

#00A4A3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #2a9bb5;
/* rgb */ color: rgb(42, 155, 181);
/* oklch */ color: oklch(64.0% 0.103 217.2);

Tailwind

colors: {
  custom: {
    50: '#7ab8cb',
    500: '#2a9bb5',
    950: '#000000',
  },
}

SCSS

$custom: #2a9bb5;
$custom-light: #7ab8cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a9bb5",
  "rgb": {
    "r": 42,
    "g": 155,
    "b": 181
  },
  "hsl": {
    "h": 191.223,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.63969,
    "c": 0.1034,
    "h": 217.2
  },
  "luminance": 0.27271
}

Semantic roles & 50–950 ramp

primary

#2A9BB5

secondary

#C88373

accent

#6142E5

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2A9BB5

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

Preview Lab → · Contrast checker → · Palette generator →