#2B81A8#2B81A8

#2B81A8 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.0% C 0.100 H 232.2°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B81A8
RGB	rgb(43, 129, 168)
HSL	hsl(199, 59%, 41%)
HSV	hsv(199, 74%, 66%)
CMYK	cmyk(74.4%, 23.2%, 0%, 34.1%)
CIE-LAB	lab(50.73, -12.08, -28.03)
CIE-LCH	lch(50.73, 30.52, 246.69°)
OKLab	oklab(57% -0.0611 -0.0788)
OKLCH	oklch(57% 0.1 232.2)
XYZ	xyz(15.9116, 19.0394, 39.8746)
Luminance	0.1904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B81A8 #A8522B

analogous

#2BA891 #2B81A8 #2B43A8

triadic

#2B81A8 #A82B81 #81A82B

tetradic

#2B81A8 #912BA8 #A8522B #43A82B

square

#2B81A8 #912BA8 #A8522B #43A82B

split-complementary

#2B81A8 #A82B43 #A8912B

monochromatic

#123647 #1F5C77 #2B81A8 #42A3CF #72BADB

Accessibility & contrast

On white

4.37

#2B81A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#2B81A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B81A8

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B81A8	#FFFFFF	#000000	##000000
##2B81A8	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E80AA

Deuteranopia (green-blind)

#5D73A7

Tritanopia (blue-blind)

#008C8E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2b81a8;
/* rgb */ color: rgb(43, 129, 168);
/* oklch */ color: oklch(57.0% 0.100 232.2);

Tailwind

colors: {
  custom: {
    50: '#76a5c2',
    500: '#2b81a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b81a8;
$custom-light: #76a5c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b81a8",
  "rgb": {
    "r": 43,
    "g": 129,
    "b": 168
  },
  "hsl": {
    "h": 198.72,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.56999,
    "c": 0.09973,
    "h": 232.2
  },
  "luminance": 0.19041
}

Semantic roles & 50–950 ramp

primary

#2B81A8

secondary

#C2876C

accent

#7645E2

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #2B81A8

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

Preview Lab → · Contrast checker → · Palette generator →