#2A8CA3#2A8CA3

#2A8CA3 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.5% C 0.094 H 217.1°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#2A8CA3
RGB	rgb(42, 140, 163)
HSL	hsl(191, 59%, 40%)
HSV	hsv(191, 74%, 64%)
CMYK	cmyk(74.2%, 14.1%, 0%, 36.1%)
CIE-LAB	lab(53.91, -19.95, -20.25)
CIE-LCH	lch(53.91, 28.43, 225.42°)
OKLab	oklab(59.47% -0.0746 -0.0565)
OKLCH	oklch(59.47% 0.094 217.1)
XYZ	xyz(16.9410, 21.8908, 37.9757)
Luminance	0.2189 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8CA3 #A3412A

analogous

#2AA37D #2A8CA3 #2A4FA3

triadic

#2A8CA3 #A32A8C #8CA32A

tetradic

#2A8CA3 #7D2AA3 #A3412A #4FA32A

square

#2A8CA3 #7D2AA3 #A3412A #4FA32A

split-complementary

#2A8CA3 #A32A4F #A37D2A

monochromatic

#113842 #1D6272 #2A8CA3 #3DB2CD #6EC5DA

Accessibility & contrast

On white

3.90

#2A8CA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#2A8CA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8CA3

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8CA3	#FFFFFF	#000000	##000000
##2A8CA3	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D88A4

Deuteranopia (green-blind)

#6C7CA3

Tritanopia (blue-blind)

#009493

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #2a8ca3;
/* rgb */ color: rgb(42, 140, 163);
/* oklch */ color: oklch(59.5% 0.094 217.1);

Tailwind

colors: {
  custom: {
    50: '#76adbe',
    500: '#2a8ca3',
    950: '#000000',
  },
}

SCSS

$custom: #2a8ca3;
$custom-light: #76adbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8ca3",
  "rgb": {
    "r": 42,
    "g": 140,
    "b": 163
  },
  "hsl": {
    "h": 191.405,
    "s": 59.024,
    "l": 40.196
  },
  "oklch": {
    "l": 0.5947,
    "c": 0.09362,
    "h": 217.1
  },
  "luminance": 0.21893
}

Semantic roles & 50–950 ramp

primary

#2A8CA3

secondary

#C07968

accent

#6346E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2A8CA3

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

Preview Lab → · Contrast checker → · Palette generator →