#51AFCA#51AFCA

#51AFCA is a light, moderate cyan. Relative luminance 0.367; OKLCH L 70.8% C 0.096 H 219.5°. Best body text is #000000 at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#51AFCA
RGB	rgb(81, 175, 202)
HSL	hsl(193, 53%, 55%)
HSV	hsv(193, 60%, 79%)
CMYK	cmyk(59.9%, 13.4%, 0%, 20.8%)
CIE-LAB	lab(67.03, -19.81, -22.08)
CIE-LCH	lch(67.03, 29.66, 228.09°)
OKLab	oklab(70.79% -0.0744 -0.0614)
OKLCH	oklch(70.79% 0.096 219.5)
XYZ	xyz(29.3797, 36.6706, 61.3955)
Luminance	0.3667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AFCA #CA6C51

analogous

#51CAA8 #51AFCA #5173CA

triadic

#51AFCA #CA51AF #AFCA51

tetradic

#51AFCA #A851CA #CA6C51 #73CA51

square

#51AFCA #A851CA #CA6C51 #73CA51

split-complementary

#51AFCA #CA5173 #CAA851

monochromatic

#25687B #3490AA #51AFCA #80C5D8 #AFDAE7

Accessibility & contrast

On white

2.52

#51AFCA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.33

#51AFCA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AFCA

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AFCA	#FFFFFF	#000000	##000000
##51AFCA	1.00	2.52	8.33	8.33
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.33	21.00	1.00	1.00
##000000	8.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EABCB

Deuteranopia (green-blind)

#8D9DCA

Tritanopia (blue-blind)

#00B8B7

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #51afca;
/* rgb */ color: rgb(81, 175, 202);
/* oklch */ color: oklch(70.8% 0.096 219.5);

Tailwind

colors: {
  custom: {
    50: '#8dc7da',
    500: '#51afca',
    950: '#000000',
  },
}

SCSS

$custom: #51afca;
$custom-light: #8dc7da;
$custom-dark: #000000;

JSON

{
  "hex": "#51afca",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 202
  },
  "hsl": {
    "h": 193.388,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.70786,
    "c": 0.09647,
    "h": 219.5
  },
  "luminance": 0.36674
}

Semantic roles & 50–950 ramp

primary

#51AFCA

secondary

#D5ADA2

accent

#6C4BDD

background

#F9FCFD

surface

#F1F8FA

border

#CBD1D3

text

#0D1314

muted

#7E8283

Preview Lab

Preview with #51AFCA

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

Preview Lab → · Contrast checker → · Palette generator →