#51AADE#51AADE

#51AADE is a light, moderate cyan. Relative luminance 0.358; OKLCH L 70.5% C 0.114 H 237.1°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#51AADE
RGB	rgb(81, 170, 222)
HSL	hsl(202, 68%, 59%)
HSV	hsv(202, 64%, 87%)
CMYK	cmyk(63.5%, 23.4%, 0%, 12.9%)
CIE-LAB	lab(66.34, -10.95, -34.16)
CIE-LCH	lch(66.34, 35.87, 252.23°)
OKLab	oklab(70.49% -0.0619 -0.0959)
OKLCH	oklch(70.49% 0.114 237.1)
XYZ	xyz(30.9478, 35.7696, 74.3663)
Luminance	0.3577 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AADE #DE8551

analogous

#51DECC #51AADE #5164DE

triadic

#51AADE #DE51AA #AADE51

tetradic

#51AADE #CC51DE #DE8551 #64DE51

square

#51AADE #CC51DE #DE8551 #64DE51

split-complementary

#51AADE #DE5164 #DECC51

monochromatic

#1D6A98 #278FCB #51AADE #84C3E8 #B8DCF2

Accessibility & contrast

On white

2.58

#51AADE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#51AADE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AADE

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AADE	#FFFFFF	#000000	##000000
##51AADE	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A9E0

Deuteranopia (green-blind)

#7E9BDD

Tritanopia (blue-blind)

#00B7BC

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #51aade;
/* rgb */ color: rgb(81, 170, 222);
/* oklch */ color: oklch(70.5% 0.114 237.1);

Tailwind

colors: {
  custom: {
    50: '#8fc3e8',
    500: '#51aade',
    950: '#000000',
  },
}

SCSS

$custom: #51aade;
$custom-light: #8fc3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51aade",
  "rgb": {
    "r": 81,
    "g": 170,
    "b": 222
  },
  "hsl": {
    "h": 202.128,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.70493,
    "c": 0.11414,
    "h": 237.1
  },
  "luminance": 0.35773
}

Semantic roles & 50–950 ramp

primary

#51AADE

secondary

#E1BEAA

accent

#7D3DEB

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #51AADE

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

Preview Lab → · Contrast checker → · Palette generator →