#2A8CB0#2A8CB0

#2A8CB0 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.1% C 0.103 H 227.4°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#2A8CB0
RGB	rgb(42, 140, 176)
HSL	hsl(196, 61%, 43%)
HSV	hsv(196, 76%, 69%)
CMYK	cmyk(76.1%, 20.5%, 0%, 31%)
CIE-LAB	lab(54.43, -15.56, -26.91)
CIE-LCH	lch(54.43, 31.09, 239.97°)
OKLab	oklab(60.06% -0.0695 -0.0755)
OKLCH	oklch(60.06% 0.103 227.4)
XYZ	xyz(18.1662, 22.3808, 44.4284)
Luminance	0.2238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8CB0 #B04E2A

analogous

#2AB091 #2A8CB0 #2A49B0

triadic

#2A8CB0 #B02A8C #8CB02A

tetradic

#2A8CB0 #912AB0 #B04E2A #49B02A

square

#2A8CB0 #912AB0 #B04E2A #49B02A

split-complementary

#2A8CB0 #B02A49 #B0912A

monochromatic

#123D4D #1E657F #2A8CB0 #45ACD3 #76C2DE

Accessibility & contrast

On white

3.83

#2A8CB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#2A8CB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8CB0

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8CB0	#FFFFFF	#000000	##000000
##2A8CB0	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7989B2

Deuteranopia (green-blind)

#677DB0

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #2a8cb0;
/* rgb */ color: rgb(42, 140, 176);
/* oklch */ color: oklch(60.1% 0.103 227.4);

Tailwind

colors: {
  custom: {
    50: '#78adc7',
    500: '#2a8cb0',
    950: '#000000',
  },
}

SCSS

$custom: #2a8cb0;
$custom-light: #78adc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8cb0",
  "rgb": {
    "r": 42,
    "g": 140,
    "b": 176
  },
  "hsl": {
    "h": 196.119,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.60057,
    "c": 0.10268,
    "h": 227.4
  },
  "luminance": 0.22383
}

Semantic roles & 50–950 ramp

primary

#2A8CB0

secondary

#C68770

accent

#6F43E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8CB0

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

Preview Lab → · Contrast checker → · Palette generator →