#51961B#51961B

#51961B is a mid, vivid yellow-green. Relative luminance 0.236; OKLCH L 60.4% C 0.166 H 135.2°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#51961B
RGB	rgb(81, 150, 27)
HSL	hsl(94, 69%, 35%)
HSV	hsv(94, 82%, 59%)
CMYK	cmyk(46%, 0%, 82%, 41.2%)
CIE-LAB	lab(55.73, -42.02, 52.84)
CIE-LCH	lch(55.73, 67.51, 128.49°)
OKLab	oklab(60.44% -0.1176 0.1166)
OKLCH	oklch(60.44% 0.166 135.2)
XYZ	xyz(14.4972, 23.6403, 4.8358)
Luminance	0.2364 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51961B #601B96

analogous

#8E961B #51961B #1B9623

triadic

#51961B #1B5196 #961B51

tetradic

#51961B #1B8E96 #601B96 #96231B

square

#51961B #1B8E96 #601B96 #96231B

split-complementary

#51961B #231B96 #961B8E

monochromatic

#192E08 #356212 #51961B #6DCA24 #8DDF4D

Accessibility & contrast

On white

3.67

#51961B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#51961B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51961B

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51961B	#FFFFFF	#000000	##000000
##51961B	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8900

Deuteranopia (green-blind)

#93832A

Tritanopia (blue-blind)

#4F9080

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #51961b;
/* rgb */ color: rgb(81, 150, 27);
/* oklch */ color: oklch(60.4% 0.166 135.2);

Tailwind

colors: {
  custom: {
    50: '#89b563',
    500: '#51961b',
    950: '#000000',
  },
}

SCSS

$custom: #51961b;
$custom-light: #89b563;
$custom-dark: #000000;

JSON

{
  "hex": "#51961b",
  "rgb": {
    "r": 81,
    "g": 150,
    "b": 27
  },
  "hsl": {
    "h": 93.659,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.60435,
    "c": 0.16559,
    "h": 135.2
  },
  "luminance": 0.23641
}

Semantic roles & 50–950 ramp

primary

#51961B

secondary

#8E4CC1

accent

#3BEC9F

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #51961B

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

Preview Lab → · Contrast checker → · Palette generator →