#2D81D2#2D81D2

#2D81D2 is a mid, vivid cyan. Relative luminance 0.209; OKLCH L 59.4% C 0.147 H 251.2°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#2D81D2
RGB	rgb(45, 129, 210)
HSL	hsl(209, 65%, 50%)
HSV	hsv(209, 79%, 82%)
CMYK	cmyk(78.6%, 38.6%, 0%, 17.6%)
CIE-LAB	lab(52.85, 3.38, -48.75)
CIE-LCH	lch(52.85, 48.87, 273.97°)
OKLab	oklab(59.36% -0.0474 -0.1392)
OKLCH	oklch(59.36% 0.147 251.2)
XYZ	xyz(20.5609, 20.9091, 63.9125)
Luminance	0.2091 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D81D2 #D27E2D

analogous

#2DD2D1 #2D81D2 #2D2ED2

triadic

#2D81D2 #D22D81 #81D22D

tetradic

#2D81D2 #D12DD2 #D27E2D #2ED22D

square

#2D81D2 #D12DD2 #D27E2D #2ED22D

split-complementary

#2D81D2 #D22D2E #D2D12D

monochromatic

#17436D #2262A0 #2D81D2 #5F9FDD #92BDE8

Accessibility & contrast

On white

4.05

#2D81D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#2D81D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2D81D2

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D81D2	#FFFFFF	#000000	##000000
##2D81D2	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A86D5

Deuteranopia (green-blind)

#4077D0

Tritanopia (blue-blind)

#00949F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2d81d2;
/* rgb */ color: rgb(45, 129, 210);
/* oklch */ color: oklch(59.4% 0.147 251.2);

Tailwind

colors: {
  custom: {
    50: '#7ea5e0',
    500: '#2d81d2',
    950: '#000000',
  },
}

SCSS

$custom: #2d81d2;
$custom-light: #7ea5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d81d2",
  "rgb": {
    "r": 45,
    "g": 129,
    "b": 210
  },
  "hsl": {
    "h": 209.455,
    "s": 64.706,
    "l": 50
  },
  "oklch": {
    "l": 0.59362,
    "c": 0.14701,
    "h": 251.2
  },
  "luminance": 0.20912
}

Semantic roles & 50–950 ramp

primary

#2D81D2

secondary

#D2AD88

accent

#9240E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #2D81D2

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

Preview Lab → · Contrast checker → · Palette generator →