#51683E#51683E

#51683E is a mid, moderate yellow-green. Relative luminance 0.120; OKLCH L 48.7% C 0.069 H 131.9°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#51683E
RGB	rgb(81, 104, 62)
HSL	hsl(93, 25%, 33%)
HSV	hsv(93, 40%, 41%)
CMYK	cmyk(22.1%, 0%, 40.4%, 59.2%)
CIE-LAB	lab(41.21, -16.92, 20.93)
CIE-LCH	lch(41.21, 26.92, 128.96°)
OKLab	oklab(48.73% -0.0463 0.0517)
OKLCH	oklch(48.73% 0.069 131.9)
XYZ	xyz(9.2130, 11.9976, 6.3869)
Luminance	0.1200 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51683E #553E68

analogous

#66683E #51683E #3E6840

triadic

#51683E #3E5168 #683E51

tetradic

#51683E #3E6668 #553E68 #68403E

square

#51683E #3E6668 #553E68 #68403E

split-complementary

#51683E #403E68 #683E66

monochromatic

#151B10 #334227 #51683E #6F8E55 #8EAC74

Accessibility & contrast

On white

6.18

#51683E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#51683E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51683E

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51683E	#FFFFFF	#000000	##FFFFFF
##51683E	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B623B

Deuteranopia (green-blind)

#686140

Tritanopia (blue-blind)

#52655E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #51683e;
/* rgb */ color: rgb(81, 104, 62);
/* oklch */ color: oklch(48.7% 0.069 131.9);

Tailwind

colors: {
  custom: {
    50: '#829374',
    500: '#51683e',
    950: '#000000',
  },
}

SCSS

$custom: #51683e;
$custom-light: #829374;
$custom-dark: #000000;

JSON

{
  "hex": "#51683e",
  "rgb": {
    "r": 81,
    "g": 104,
    "b": 62
  },
  "hsl": {
    "h": 92.857,
    "s": 25.301,
    "l": 32.549
  },
  "oklch": {
    "l": 0.48728,
    "c": 0.06939,
    "h": 131.9
  },
  "luminance": 0.11998
}

Semantic roles & 50–950 ramp

primary

#51683E

secondary

#836B97

accent

#66C298

background

#F8F9F7

surface

#EFF1ED

border

#CACBC8

text

#0A0D08

muted

#7C7E7B

Preview Lab

Preview with #51683E

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

Preview Lab → · Contrast checker → · Palette generator →