#2B80B8#2B80B8

#2B80B8 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.6% C 0.117 H 242.2°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#2B80B8
RGB	rgb(43, 128, 184)
HSL	hsl(204, 62%, 45%)
HSV	hsv(204, 77%, 72%)
CMYK	cmyk(76.6%, 30.4%, 0%, 27.8%)
CIE-LAB	lab(51.16, -5.79, -36.59)
CIE-LCH	lch(51.16, 37.05, 261.01°)
OKLab	oklab(57.58% -0.0547 -0.1036)
OKLCH	oklch(57.58% 0.117 242.2)
XYZ	xyz(17.3638, 19.4106, 48.1696)
Luminance	0.1941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B80B8 #B8632B

analogous

#2BB8AA #2B80B8 #2B39B8

triadic

#2B80B8 #B82B80 #80B82B

tetradic

#2B80B8 #AA2BB8 #B8632B #39B82B

square

#2B80B8 #AA2BB8 #B8632B #39B82B

split-complementary

#2B80B8 #B82B39 #B8AA2B

monochromatic

#143B55 #1F5D86 #2B80B8 #4B9ED5 #7DB9E1

Accessibility & contrast

On white

4.30

#2B80B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#2B80B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B80B8

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B80B8	#FFFFFF	#000000	##000000
##2B80B8	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6681BA

Deuteranopia (green-blind)

#5274B7

Tritanopia (blue-blind)

#008E94

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2b80b8;
/* rgb */ color: rgb(43, 128, 184);
/* oklch */ color: oklch(57.6% 0.117 242.2);

Tailwind

colors: {
  custom: {
    50: '#79a4cd',
    500: '#2b80b8',
    950: '#000000',
  },
}

SCSS

$custom: #2b80b8;
$custom-light: #79a4cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b80b8",
  "rgb": {
    "r": 43,
    "g": 128,
    "b": 184
  },
  "hsl": {
    "h": 203.83,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.57583,
    "c": 0.11719,
    "h": 242.2
  },
  "luminance": 0.19413
}

Semantic roles & 50–950 ramp

primary

#2B80B8

secondary

#C99776

accent

#8343E5

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2B80B8

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

Preview Lab → · Contrast checker → · Palette generator →