#2A8CB1#2A8CB1

#2A8CB1 is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.1% C 0.104 H 228.1°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#2A8CB1
RGB	rgb(42, 140, 177)
HSL	hsl(196, 62%, 43%)
HSV	hsv(196, 76%, 69%)
CMYK	cmyk(76.3%, 20.9%, 0%, 30.6%)
CIE-LAB	lab(54.47, -15.21, -27.42)
CIE-LCH	lch(54.47, 31.36, 240.98°)
OKLab	oklab(60.1% -0.0692 -0.077)
OKLCH	oklch(60.1% 0.104 228.1)
XYZ	xyz(18.2655, 22.4205, 44.9514)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8CB1 #B14F2A

analogous

#2AB192 #2A8CB1 #2A49B1

triadic

#2A8CB1 #B12A8C #8CB12A

tetradic

#2A8CB1 #922AB1 #B14F2A #49B12A

square

#2A8CB1 #922AB1 #B14F2A #49B12A

split-complementary

#2A8CB1 #B12A49 #B1922A

monochromatic

#133E4E #1E6580 #2A8CB1 #45ACD3 #77C2DF

Accessibility & contrast

On white

3.83

#2A8CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#2A8CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8CB1

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8CB1	#FFFFFF	#000000	##000000
##2A8CB1	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)

#788AB3

Deuteranopia (green-blind)

#667DB1

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #2a8cb1;
/* rgb */ color: rgb(42, 140, 177);
/* oklch */ color: oklch(60.1% 0.104 228.1);

Tailwind

colors: {
  custom: {
    50: '#78adc8',
    500: '#2a8cb1',
    950: '#000000',
  },
}

SCSS

$custom: #2a8cb1;
$custom-light: #78adc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8cb1",
  "rgb": {
    "r": 42,
    "g": 140,
    "b": 177
  },
  "hsl": {
    "h": 196.444,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.60104,
    "c": 0.10351,
    "h": 228.1
  },
  "luminance": 0.22423
}

Semantic roles & 50–950 ramp

primary

#2A8CB1

secondary

#C68870

accent

#6F43E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8CB1

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

Preview Lab → · Contrast checker → · Palette generator →