#2A8AB0#2A8AB0

#2A8AB0 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.6% C 0.103 H 229.2°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#2A8AB0
RGB	rgb(42, 138, 176)
HSL	hsl(197, 61%, 43%)
HSV	hsv(197, 76%, 69%)
CMYK	cmyk(76.1%, 21.6%, 0%, 31%)
CIE-LAB	lab(53.82, -14.46, -27.86)
CIE-LCH	lch(53.82, 31.39, 242.58°)
OKLab	oklab(59.57% -0.0676 -0.0783)
OKLCH	oklch(59.57% 0.103 229.2)
XYZ	xyz(17.8766, 21.8017, 44.3319)
Luminance	0.2180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8AB0 #B0502A

analogous

#2AB093 #2A8AB0 #2A47B0

triadic

#2A8AB0 #B02A8A #8AB02A

tetradic

#2A8AB0 #932AB0 #B0502A #47B02A

square

#2A8AB0 #932AB0 #B0502A #47B02A

split-complementary

#2A8AB0 #B02A47 #B0932A

monochromatic

#123D4D #1E637F #2A8AB0 #45AAD3 #76C1DE

Accessibility & contrast

On white

3.92

#2A8AB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#2A8AB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8AB0

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8AB0	#FFFFFF	#000000	##000000
##2A8AB0	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7688B2

Deuteranopia (green-blind)

#647BAF

Tritanopia (blue-blind)

#009597

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #2a8ab0;
/* rgb */ color: rgb(42, 138, 176);
/* oklch */ color: oklch(59.6% 0.103 229.2);

Tailwind

colors: {
  custom: {
    50: '#78acc7',
    500: '#2a8ab0',
    950: '#000000',
  },
}

SCSS

$custom: #2a8ab0;
$custom-light: #78acc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8ab0",
  "rgb": {
    "r": 42,
    "g": 138,
    "b": 176
  },
  "hsl": {
    "h": 197.015,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.59567,
    "c": 0.10342,
    "h": 229.2
  },
  "luminance": 0.21804
}

Semantic roles & 50–950 ramp

primary

#2A8AB0

secondary

#C68870

accent

#7143E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8AB0

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

Preview Lab → · Contrast checker → · Palette generator →