#51671B#51671B

#51671B is a mid, moderate yellow-green. Relative luminance 0.115; OKLCH L 48.0% C 0.104 H 124.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#51671B
RGB	rgb(81, 103, 27)
HSL	hsl(77, 58%, 25%)
HSV	hsv(77, 74%, 40%)
CMYK	cmyk(21.4%, 0%, 73.8%, 59.6%)
CIE-LAB	lab(40.46, -20.27, 38.19)
CIE-LCH	lch(40.46, 43.23, 117.96°)
OKLab	oklab(47.98% -0.0586 0.0859)
OKLCH	oklch(47.98% 0.104 124.3)
XYZ	xyz(8.4415, 11.5289, 2.8173)
Luminance	0.1153 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51671B #311B67

analogous

#67571B #51671B #2B671B

triadic

#51671B #1B5167 #671B51

tetradic

#51671B #1B6757 #311B67 #671B2B

square

#51671B #1B6757 #311B67 #671B2B

split-complementary

#51671B #1B2B67 #571B67

monochromatic

#131806 #2B370E #51671B #779728 #9DC834

Accessibility & contrast

On white

6.35

#51671B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#51671B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51671B

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51671B	#FFFFFF	#000000	##FFFFFF
##51671B	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D600F

Deuteranopia (green-blind)

#6A5F21

Tritanopia (blue-blind)

#556258

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #51671b;
/* rgb */ color: rgb(81, 103, 27);
/* oklch */ color: oklch(48.0% 0.104 124.3);

Tailwind

colors: {
  custom: {
    50: '#84925d',
    500: '#51671b',
    950: '#000000',
  },
}

SCSS

$custom: #51671b;
$custom-light: #84925d;
$custom-dark: #000000;

JSON

{
  "hex": "#51671b",
  "rgb": {
    "r": 81,
    "g": 103,
    "b": 27
  },
  "hsl": {
    "h": 77.368,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.47979,
    "c": 0.10397,
    "h": 124.3
  },
  "luminance": 0.11529
}

Semantic roles & 50–950 ramp

primary

#51671B

secondary

#5C429C

accent

#46E273

background

#F8F8F5

surface

#EFF0E9

border

#CACBC5

text

#0B0D04

muted

#7C7D79

Preview Lab

Preview with #51671B

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

Preview Lab → · Contrast checker → · Palette generator →