#2C81B0#2C81B0

#2C81B0 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.4% C 0.107 H 237.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#2C81B0
RGB	rgb(44, 129, 176)
HSL	hsl(201, 60%, 43%)
HSV	hsv(201, 75%, 69%)
CMYK	cmyk(75%, 26.7%, 0%, 31%)
CIE-LAB	lab(51.12, -9.12, -32.06)
CIE-LCH	lch(51.12, 33.33, 254.12°)
OKLab	oklab(57.43% -0.0578 -0.0905)
OKLCH	oklch(57.43% 0.107 237.4)
XYZ	xyz(16.7223, 19.3686, 43.9231)
Luminance	0.1937 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C81B0 #B05B2C

analogous

#2CB09D #2C81B0 #2C3FB0

triadic

#2C81B0 #B02C81 #81B02C

tetradic

#2C81B0 #9D2CB0 #B05B2C #3FB02C

square

#2C81B0 #9D2CB0 #B05B2C #3FB02C

split-complementary

#2C81B0 #B02C3F #B09D2C

monochromatic

#14394E #205D7F #2C81B0 #48A0D1 #79BADD

Accessibility & contrast

On white

4.31

#2C81B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#2C81B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C81B0

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C81B0	#FFFFFF	#000000	##000000
##2C81B0	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B81B2

Deuteranopia (green-blind)

#5974AF

Tritanopia (blue-blind)

#008D91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2c81b0;
/* rgb */ color: rgb(44, 129, 176);
/* oklch */ color: oklch(57.4% 0.107 237.4);

Tailwind

colors: {
  custom: {
    50: '#78a5c7',
    500: '#2c81b0',
    950: '#000000',
  },
}

SCSS

$custom: #2c81b0;
$custom-light: #78a5c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2c81b0",
  "rgb": {
    "r": 44,
    "g": 129,
    "b": 176
  },
  "hsl": {
    "h": 201.364,
    "s": 60,
    "l": 43.137
  },
  "oklch": {
    "l": 0.57429,
    "c": 0.10734,
    "h": 237.4
  },
  "luminance": 0.19371
}

Semantic roles & 50–950 ramp

primary

#2C81B0

secondary

#C69072

accent

#7D45E3

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2C81B0

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

Preview Lab → · Contrast checker → · Palette generator →