#51A2CD#51A2CD

#51A2CD is a light, moderate cyan. Relative luminance 0.320; OKLCH L 67.9% C 0.101 H 234.2°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#51A2CD
RGB	rgb(81, 162, 205)
HSL	hsl(201, 55%, 56%)
HSV	hsv(201, 60%, 80%)
CMYK	cmyk(60.5%, 21%, 0%, 19.6%)
CIE-LAB	lab(63.34, -11.96, -29.41)
CIE-LCH	lch(63.34, 31.75, 247.86°)
OKLab	oklab(67.88% -0.0593 -0.0822)
OKLCH	oklch(67.88% 0.101 234.2)
XYZ	xyz(27.3289, 31.9951, 62.4812)
Luminance	0.3200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A2CD #CD7C51

analogous

#51CDBA #51A2CD #5164CD

triadic

#51A2CD #CD51A2 #A2CD51

tetradic

#51A2CD #BA51CD #CD7C51 #64CD51

square

#51A2CD #BA51CD #CD7C51 #64CD51

split-complementary

#51A2CD #CD5164 #CDBA51

monochromatic

#25607F #3283AF #51A2CD #81BBDB #B0D5E8

Accessibility & contrast

On white

2.84

#51A2CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#51A2CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51A2CD

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A2CD	#FFFFFF	#000000	##000000
##51A2CD	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8DA1CF

Deuteranopia (green-blind)

#7C94CC

Tritanopia (blue-blind)

#00ADB0

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #51a2cd;
/* rgb */ color: rgb(81, 162, 205);
/* oklch */ color: oklch(67.9% 0.101 234.2);

Tailwind

colors: {
  custom: {
    50: '#8dbddc',
    500: '#51a2cd',
    950: '#000000',
  },
}

SCSS

$custom: #51a2cd;
$custom-light: #8dbddc;
$custom-dark: #000000;

JSON

{
  "hex": "#51a2cd",
  "rgb": {
    "r": 81,
    "g": 162,
    "b": 205
  },
  "hsl": {
    "h": 200.806,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.67879,
    "c": 0.10142,
    "h": 234.2
  },
  "luminance": 0.31998
}

Semantic roles & 50–950 ramp

primary

#51A2CD

secondary

#D7B5A3

accent

#7D49DF

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #51A2CD

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

Preview Lab → · Contrast checker → · Palette generator →