#2A8AB5#2A8AB5

#2A8AB5 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.8% C 0.108 H 232.5°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#2A8AB5
RGB	rgb(42, 138, 181)
HSL	hsl(199, 62%, 44%)
HSV	hsv(199, 77%, 71%)
CMYK	cmyk(76.8%, 23.8%, 0%, 29%)
CIE-LAB	lab(54.03, -12.71, -30.39)
CIE-LCH	lch(54.03, 32.95, 247.30°)
OKLab	oklab(59.81% -0.0658 -0.0856)
OKLCH	oklch(59.81% 0.108 232.5)
XYZ	xyz(18.3804, 22.0032, 46.9854)
Luminance	0.2200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8AB5 #B5552A

analogous

#2AB59A #2A8AB5 #2A44B5

triadic

#2A8AB5 #B52A8A #8AB52A

tetradic

#2A8AB5 #9A2AB5 #B5552A #44B52A

square

#2A8AB5 #9A2AB5 #B5552A #44B52A

split-complementary

#2A8AB5 #B52A44 #B59A2A

monochromatic

#133E52 #1E6483 #2A8AB5 #48A9D4 #79C0E0

Accessibility & contrast

On white

3.89

#2A8AB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#2A8AB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8AB5

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8AB5	#FFFFFF	#000000	##000000
##2A8AB5	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7589B7

Deuteranopia (green-blind)

#627BB4

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #2a8ab5;
/* rgb */ color: rgb(42, 138, 181);
/* oklch */ color: oklch(59.8% 0.108 232.5);

Tailwind

colors: {
  custom: {
    50: '#78accb',
    500: '#2a8ab5',
    950: '#000000',
  },
}

SCSS

$custom: #2a8ab5;
$custom-light: #78accb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8ab5",
  "rgb": {
    "r": 42,
    "g": 138,
    "b": 181
  },
  "hsl": {
    "h": 198.561,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.59809,
    "c": 0.10792,
    "h": 232.5
  },
  "luminance": 0.22005
}

Semantic roles & 50–950 ramp

primary

#2A8AB5

secondary

#C88D73

accent

#7542E5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8AB5

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

Preview Lab → · Contrast checker → · Palette generator →