#2A8DAB#2A8DAB

#2A8DAB is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.1% C 0.099 H 222.7°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#2A8DAB
RGB	rgb(42, 141, 171)
HSL	hsl(194, 61%, 42%)
HSV	hsv(194, 75%, 67%)
CMYK	cmyk(75.4%, 17.5%, 0%, 32.9%)
CIE-LAB	lab(54.53, -17.81, -23.89)
CIE-LCH	lch(54.53, 29.80, 233.29°)
OKLab	oklab(60.07% -0.0725 -0.0669)
OKLCH	oklch(60.07% 0.099 222.7)
XYZ	xyz(17.8274, 22.4801, 41.9197)
Luminance	0.2248 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8DAB #AB482A

analogous

#2AAB88 #2A8DAB #2A4DAB

triadic

#2A8DAB #AB2A8D #8DAB2A

tetradic

#2A8DAB #882AAB #AB482A #4DAB2A

square

#2A8DAB #882AAB #AB482A #4DAB2A

split-complementary

#2A8DAB #AB2A4D #AB882A

monochromatic

#123C49 #1E647A #2A8DAB #42AFD1 #73C4DD

Accessibility & contrast

On white

3.82

#2A8DAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#2A8DAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8DAB

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8DAB	#FFFFFF	#000000	##000000
##2A8DAB	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8AAD

Deuteranopia (green-blind)

#6A7DAB

Tritanopia (blue-blind)

#009697

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #2a8dab;
/* rgb */ color: rgb(42, 141, 171);
/* oklch */ color: oklch(60.1% 0.099 222.7);

Tailwind

colors: {
  custom: {
    50: '#77aec4',
    500: '#2a8dab',
    950: '#000000',
  },
}

SCSS

$custom: #2a8dab;
$custom-light: #77aec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8dab",
  "rgb": {
    "r": 42,
    "g": 141,
    "b": 171
  },
  "hsl": {
    "h": 193.953,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.60073,
    "c": 0.0986,
    "h": 222.7
  },
  "luminance": 0.22482
}

Semantic roles & 50–950 ramp

primary

#2A8DAB

secondary

#C4816D

accent

#6944E4

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2A8DAB

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

Preview Lab → · Contrast checker → · Palette generator →