#2A8CB2#2A8CB2

#2A8CB2 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.2% C 0.104 H 228.8°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#2A8CB2
RGB	rgb(42, 140, 178)
HSL	hsl(197, 62%, 43%)
HSV	hsv(197, 76%, 70%)
CMYK	cmyk(76.4%, 21.3%, 0%, 30.2%)
CIE-LAB	lab(54.51, -14.87, -27.93)
CIE-LCH	lch(54.51, 31.64, 241.97°)
OKLab	oklab(60.15% -0.0688 -0.0785)
OKLCH	oklch(60.15% 0.104 228.8)
XYZ	xyz(18.3655, 22.4606, 45.4782)
Luminance	0.2246 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8CB2 #B2502A

analogous

#2AB294 #2A8CB2 #2A48B2

triadic

#2A8CB2 #B22A8C #8CB22A

tetradic

#2A8CB2 #942AB2 #B2502A #48B22A

square

#2A8CB2 #942AB2 #B2502A #48B22A

split-complementary

#2A8CB2 #B22A48 #B2942A

monochromatic

#133E4F #1E6580 #2A8CB2 #46ACD3 #77C2DF

Accessibility & contrast

On white

3.82

#2A8CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#2A8CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8CB2

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8CB2	#FFFFFF	#000000	##000000
##2A8CB2	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788AB4

Deuteranopia (green-blind)

#667DB1

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #2a8cb2;
/* rgb */ color: rgb(42, 140, 178);
/* oklch */ color: oklch(60.2% 0.104 228.8);

Tailwind

colors: {
  custom: {
    50: '#78adc9',
    500: '#2a8cb2',
    950: '#000000',
  },
}

SCSS

$custom: #2a8cb2;
$custom-light: #78adc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8cb2",
  "rgb": {
    "r": 42,
    "g": 140,
    "b": 178
  },
  "hsl": {
    "h": 196.765,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60151,
    "c": 0.10435,
    "h": 228.8
  },
  "luminance": 0.22463
}

Semantic roles & 50–950 ramp

primary

#2A8CB2

secondary

#C78971

accent

#7043E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8CB2

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

Preview Lab → · Contrast checker → · Palette generator →