#2C81B4#2C81B4

#2C81B4 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.6% C 0.112 H 239.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#2C81B4
RGB	rgb(44, 129, 180)
HSL	hsl(203, 61%, 44%)
HSV	hsv(203, 76%, 71%)
CMYK	cmyk(75.6%, 28.3%, 0%, 29.4%)
CIE-LAB	lab(51.30, -7.69, -34.08)
CIE-LCH	lch(51.30, 34.93, 257.28°)
OKLab	oklab(57.64% -0.0564 -0.0963)
OKLCH	oklch(57.64% 0.112 239.6)
XYZ	xyz(17.1239, 19.5293, 46.0382)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C81B4 #B45F2C

analogous

#2CB4A3 #2C81B4 #2C3DB4

triadic

#2C81B4 #B42C81 #81B42C

tetradic

#2C81B4 #A32CB4 #B45F2C #3DB42C

square

#2C81B4 #A32CB4 #B45F2C #3DB42C

split-complementary

#2C81B4 #B42C3D #B4A32C

monochromatic

#143B52 #205E83 #2C81B4 #4AA0D3 #7CBADF

Accessibility & contrast

On white

4.28

#2C81B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#2C81B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C81B4

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C81B4	#FFFFFF	#000000	##000000
##2C81B4	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6981B6

Deuteranopia (green-blind)

#5675B3

Tritanopia (blue-blind)

#008E93

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2c81b4;
/* rgb */ color: rgb(44, 129, 180);
/* oklch */ color: oklch(57.6% 0.112 239.6);

Tailwind

colors: {
  custom: {
    50: '#78a5ca',
    500: '#2c81b4',
    950: '#000000',
  },
}

SCSS

$custom: #2c81b4;
$custom-light: #78a5ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2c81b4",
  "rgb": {
    "r": 44,
    "g": 129,
    "b": 180
  },
  "hsl": {
    "h": 202.5,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.57636,
    "c": 0.11162,
    "h": 239.6
  },
  "luminance": 0.19531
}

Semantic roles & 50–950 ramp

primary

#2C81B4

secondary

#C79475

accent

#8044E4

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2C81B4

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

Preview Lab → · Contrast checker → · Palette generator →