#2A8FB1#2A8FB1

#2A8FB1 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 60.8% C 0.103 H 225.3°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#2A8FB1
RGB	rgb(42, 143, 177)
HSL	hsl(195, 62%, 43%)
HSV	hsv(195, 76%, 69%)
CMYK	cmyk(76.3%, 19.2%, 0%, 30.6%)
CIE-LAB	lab(55.39, -16.86, -26.00)
CIE-LCH	lch(55.39, 30.99, 237.04°)
OKLab	oklab(60.84% -0.0721 -0.0729)
OKLCH	oklch(60.84% 0.103 225.3)
XYZ	xyz(18.7098, 23.3092, 45.0995)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8FB1 #B14C2A

analogous

#2AB18F #2A8FB1 #2A4BB1

triadic

#2A8FB1 #B12A8F #8FB12A

tetradic

#2A8FB1 #8F2AB1 #B14C2A #4BB12A

square

#2A8FB1 #8F2AB1 #B14C2A #4BB12A

split-complementary

#2A8FB1 #B12A4B #B18F2A

monochromatic

#133F4E #1E6780 #2A8FB1 #45AFD3 #77C4DF

Accessibility & contrast

On white

3.71

#2A8FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#2A8FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8FB1

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8FB1	#FFFFFF	#000000	##000000
##2A8FB1	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB3

Deuteranopia (green-blind)

#6A7FB1

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2a8fb1;
/* rgb */ color: rgb(42, 143, 177);
/* oklch */ color: oklch(60.8% 0.103 225.3);

Tailwind

colors: {
  custom: {
    50: '#78b0c8',
    500: '#2a8fb1',
    950: '#000000',
  },
}

SCSS

$custom: #2a8fb1;
$custom-light: #78b0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8fb1",
  "rgb": {
    "r": 42,
    "g": 143,
    "b": 177
  },
  "hsl": {
    "h": 195.111,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.6084,
    "c": 0.10255,
    "h": 225.3
  },
  "luminance": 0.23311
}

Semantic roles & 50–950 ramp

primary

#2A8FB1

secondary

#C68670

accent

#6C43E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A8FB1

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

Preview Lab → · Contrast checker → · Palette generator →