#2A8FB3#2A8FB3

#2A8FB3 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.9% C 0.104 H 226.7°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#2A8FB3
RGB	rgb(42, 143, 179)
HSL	hsl(196, 62%, 43%)
HSV	hsv(196, 77%, 70%)
CMYK	cmyk(76.5%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(55.47, -16.17, -27.01)
CIE-LCH	lch(55.47, 31.49, 239.09°)
OKLab	oklab(60.93% -0.0714 -0.0758)
OKLCH	oklch(60.93% 0.104 226.7)
XYZ	xyz(18.9106, 23.3896, 46.1571)
Luminance	0.2339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8FB3 #B34E2A

analogous

#2AB392 #2A8FB3 #2A4BB3

triadic

#2A8FB3 #B32A8F #8FB32A

tetradic

#2A8FB3 #922AB3 #B34E2A #4BB32A

square

#2A8FB3 #922AB3 #B34E2A #4BB32A

split-complementary

#2A8FB3 #B32A4B #B3922A

monochromatic

#134050 #1E6781 #2A8FB3 #46AFD4 #78C4DF

Accessibility & contrast

On white

3.70

#2A8FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#2A8FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8FB3

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8FB3	#FFFFFF	#000000	##000000
##2A8FB3	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB5

Deuteranopia (green-blind)

#697FB3

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2a8fb3;
/* rgb */ color: rgb(42, 143, 179);
/* oklch */ color: oklch(60.9% 0.104 226.7);

Tailwind

colors: {
  custom: {
    50: '#78afca',
    500: '#2a8fb3',
    950: '#000000',
  },
}

SCSS

$custom: #2a8fb3;
$custom-light: #78afca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8fb3",
  "rgb": {
    "r": 42,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 195.766,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.60932,
    "c": 0.10412,
    "h": 226.7
  },
  "luminance": 0.23392
}

Semantic roles & 50–950 ramp

primary

#2A8FB3

secondary

#C78872

accent

#6D43E5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8FB3

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

Preview Lab → · Contrast checker → · Palette generator →