#51868B#51868B

#51868B is a mid, muted teal. Relative luminance 0.207; OKLCH L 58.5% C 0.057 H 203.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#51868B
RGB	rgb(81, 134, 139)
HSL	hsl(185, 26%, 43%)
HSV	hsv(185, 42%, 55%)
CMYK	cmyk(41.7%, 3.6%, 0%, 45.5%)
CIE-LAB	lab(52.58, -16.24, -8.24)
CIE-LCH	lch(52.58, 18.21, 206.90°)
OKLab	oklab(58.5% -0.0523 -0.0226)
OKLCH	oklch(58.5% 0.057 203.4)
XYZ	xyz(16.5769, 20.6624, 27.5358)
Luminance	0.2066 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51868B #8B5651

analogous

#518B73 #51868B #51698B

triadic

#51868B #8B5186 #868B51

tetradic

#51868B #73518B #8B5651 #698B51

square

#51868B #73518B #8B5651 #698B51

split-complementary

#51868B #8B5169 #8B7351

monochromatic

#243B3E #3A6164 #51868B #6EA6AB #95BDC1

Accessibility & contrast

On white

4.09

#51868B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#51868B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51868B

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51868B	#FFFFFF	#000000	##000000
##51868B	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F828B

Deuteranopia (green-blind)

#757A8B

Tritanopia (blue-blind)

#378A87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #51868b;
/* rgb */ color: rgb(81, 134, 139);
/* oklch */ color: oklch(58.5% 0.057 203.4);

Tailwind

colors: {
  custom: {
    50: '#85a9ac',
    500: '#51868b',
    950: '#000000',
  },
}

SCSS

$custom: #51868b;
$custom-light: #85a9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#51868b",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 139
  },
  "hsl": {
    "h": 185.172,
    "s": 26.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.58501,
    "c": 0.05695,
    "h": 203.4
  },
  "luminance": 0.20664
}

Semantic roles & 50–950 ramp

primary

#51868B

secondary

#AE8D8A

accent

#6D65C3

background

#F8FAFA

surface

#EFF4F4

border

#CACECE

text

#0B1010

muted

#7C7F7F

Preview Lab

Preview with #51868B

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

Preview Lab → · Contrast checker → · Palette generator →