#2C81B1#2C81B1

#2C81B1 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.5% C 0.108 H 238.0°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#2C81B1
RGB	rgb(44, 129, 177)
HSL	hsl(202, 60%, 43%)
HSV	hsv(202, 75%, 69%)
CMYK	cmyk(75.1%, 27.1%, 0%, 30.6%)
CIE-LAB	lab(51.16, -8.77, -32.57)
CIE-LCH	lch(51.16, 33.72, 254.94°)
OKLab	oklab(57.48% -0.0574 -0.0919)
OKLCH	oklch(57.48% 0.108 238)
XYZ	xyz(16.8216, 19.4083, 44.4461)
Luminance	0.1941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C81B1 #B15C2C

analogous

#2CB19E #2C81B1 #2C3EB1

triadic

#2C81B1 #B12C81 #81B12C

tetradic

#2C81B1 #9E2CB1 #B15C2C #3EB12C

square

#2C81B1 #9E2CB1 #B15C2C #3EB12C

split-complementary

#2C81B1 #B12C3E #B19E2C

monochromatic

#143A4F #205D80 #2C81B1 #49A0D2 #7ABADE

Accessibility & contrast

On white

4.30

#2C81B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#2C81B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C81B1

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C81B1	#FFFFFF	#000000	##000000
##2C81B1	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)

#6A81B3

Deuteranopia (green-blind)

#5874B0

Tritanopia (blue-blind)

#008D92

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2c81b1;
/* rgb */ color: rgb(44, 129, 177);
/* oklch */ color: oklch(57.5% 0.108 238.0);

Tailwind

colors: {
  custom: {
    50: '#78a5c8',
    500: '#2c81b1',
    950: '#000000',
  },
}

SCSS

$custom: #2c81b1;
$custom-light: #78a5c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2c81b1",
  "rgb": {
    "r": 44,
    "g": 129,
    "b": 177
  },
  "hsl": {
    "h": 201.654,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5748,
    "c": 0.10839,
    "h": 238
  },
  "luminance": 0.1941
}

Semantic roles & 50–950 ramp

primary

#2C81B1

secondary

#C69173

accent

#7E44E3

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2C81B1

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

Preview Lab → · Contrast checker → · Palette generator →