#2A9CB3#2A9CB3

#2A9CB3 is a light, moderate cyan. Relative luminance 0.275; OKLCH L 64.1% C 0.102 H 214.7°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#2A9CB3
RGB	rgb(42, 156, 179)
HSL	hsl(190, 62%, 43%)
HSV	hsv(190, 77%, 70%)
CMYK	cmyk(76.5%, 12.8%, 0%, 29.8%)
CIE-LAB	lab(59.45, -23.07, -20.89)
CIE-LCH	lch(59.45, 31.13, 222.16°)
OKLab	oklab(64.13% -0.0842 -0.0583)
OKLCH	oklch(64.13% 0.102 214.7)
XYZ	xyz(20.9765, 27.5213, 46.8457)
Luminance	0.2752 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A9CB3 #B3412A

analogous

#2AB385 #2A9CB3 #2A57B3

triadic

#2A9CB3 #B32A9C #9CB32A

tetradic

#2A9CB3 #852AB3 #B3412A #57B32A

square

#2A9CB3 #852AB3 #B3412A #57B32A

split-complementary

#2A9CB3 #B32A57 #B3852A

monochromatic

#134650 #1E7181 #2A9CB3 #46BCD4 #78CEDF

Accessibility & contrast

On white

3.23

#2A9CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#2A9CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A9CB3

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A9CB3	#FFFFFF	#000000	##000000
##2A9CB3	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C97B4

Deuteranopia (green-blind)

#7989B3

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #2a9cb3;
/* rgb */ color: rgb(42, 156, 179);
/* oklch */ color: oklch(64.1% 0.102 214.7);

Tailwind

colors: {
  custom: {
    50: '#7ab9c9',
    500: '#2a9cb3',
    950: '#000000',
  },
}

SCSS

$custom: #2a9cb3;
$custom-light: #7ab9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a9cb3",
  "rgb": {
    "r": 42,
    "g": 156,
    "b": 179
  },
  "hsl": {
    "h": 190.073,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.64131,
    "c": 0.10238,
    "h": 214.7
  },
  "luminance": 0.27524
}

Semantic roles & 50–950 ramp

primary

#2A9CB3

secondary

#C78072

accent

#5E43E5

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2A9CB3

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

Preview Lab → · Contrast checker → · Palette generator →