#2A8CBC#2A8CBC

#2A8CBC is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.6% C 0.114 H 235.0°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#2A8CBC
RGB	rgb(42, 140, 188)
HSL	hsl(200, 63%, 45%)
HSV	hsv(200, 78%, 74%)
CMYK	cmyk(77.7%, 25.5%, 0%, 26.3%)
CIE-LAB	lab(54.95, -11.38, -32.96)
CIE-LCH	lch(54.95, 34.87, 250.96°)
OKLab	oklab(60.64% -0.0652 -0.093)
OKLCH	oklch(60.64% 0.114 235)
XYZ	xyz(19.4064, 22.8769, 50.9601)
Luminance	0.2288 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8CBC #BC5A2A

analogous

#2ABCA3 #2A8CBC #2A43BC

triadic

#2A8CBC #BC2A8C #8CBC2A

tetradic

#2A8CBC #A32ABC #BC5A2A #43BC2A

square

#2A8CBC #A32ABC #BC5A2A #43BC2A

split-complementary

#2A8CBC #BC2A43 #BCA32A

monochromatic

#144158 #1F678A #2A8CBC #4CA9D7 #7EC1E2

Accessibility & contrast

On white

3.77

#2A8CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#2A8CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8CBC

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8CBC	#FFFFFF	#000000	##000000
##2A8CBC	1.00	3.77	5.58	5.58
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758BBE

Deuteranopia (green-blind)

#617DBB

Tritanopia (blue-blind)

#00999C

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #2a8cbc;
/* rgb */ color: rgb(42, 140, 188);
/* oklch */ color: oklch(60.6% 0.114 235.0);

Tailwind

colors: {
  custom: {
    50: '#7aadd0',
    500: '#2a8cbc',
    950: '#000000',
  },
}

SCSS

$custom: #2a8cbc;
$custom-light: #7aadd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8cbc",
  "rgb": {
    "r": 42,
    "g": 140,
    "b": 188
  },
  "hsl": {
    "h": 199.726,
    "s": 63.478,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6064,
    "c": 0.11357,
    "h": 235
  },
  "luminance": 0.22879
}

Semantic roles & 50–950 ramp

primary

#2A8CBC

secondary

#CB9377

accent

#7841E7

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #2A8CBC

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

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