#2A8DB2#2A8DB2

#2A8DB2 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.4% C 0.104 H 227.8°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#2A8DB2
RGB	rgb(42, 141, 178)
HSL	hsl(196, 62%, 43%)
HSV	hsv(196, 76%, 70%)
CMYK	cmyk(76.4%, 20.8%, 0%, 30.2%)
CIE-LAB	lab(54.82, -15.42, -27.45)
CIE-LCH	lch(54.82, 31.49, 240.68°)
OKLab	oklab(60.4% -0.0698 -0.0771)
OKLCH	oklch(60.4% 0.104 227.8)
XYZ	xyz(18.5123, 22.7541, 45.5272)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8DB2 #B24F2A

analogous

#2AB293 #2A8DB2 #2A49B2

triadic

#2A8DB2 #B22A8D #8DB22A

tetradic

#2A8DB2 #932AB2 #B24F2A #49B22A

square

#2A8DB2 #932AB2 #B24F2A #49B22A

split-complementary

#2A8DB2 #B22A49 #B2932A

monochromatic

#133F4F #1E6680 #2A8DB2 #46ADD3 #77C3DF

Accessibility & contrast

On white

3.78

#2A8DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#2A8DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8DB2

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8DB2	#FFFFFF	#000000	##000000
##2A8DB2	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798BB4

Deuteranopia (green-blind)

#677DB2

Tritanopia (blue-blind)

#009899

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #2a8db2;
/* rgb */ color: rgb(42, 141, 178);
/* oklch */ color: oklch(60.4% 0.104 227.8);

Tailwind

colors: {
  custom: {
    50: '#78aec9',
    500: '#2a8db2',
    950: '#000000',
  },
}

SCSS

$custom: #2a8db2;
$custom-light: #78aec9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8db2",
  "rgb": {
    "r": 42,
    "g": 141,
    "b": 178
  },
  "hsl": {
    "h": 196.324,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60396,
    "c": 0.10398,
    "h": 227.8
  },
  "luminance": 0.22756
}

Semantic roles & 50–950 ramp

primary

#2A8DB2

secondary

#C78871

accent

#6F43E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8DB2

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

Preview Lab → · Contrast checker → · Palette generator →