#51941B#51941B

#51941B is a mid, vivid yellow-green. Relative luminance 0.230; OKLCH L 59.9% C 0.163 H 135.0°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#51941B
RGB	rgb(81, 148, 27)
HSL	hsl(93, 69%, 34%)
HSV	hsv(93, 82%, 58%)
CMYK	cmyk(45.3%, 0%, 81.8%, 42%)
CIE-LAB	lab(55.08, -41.19, 52.24)
CIE-LCH	lch(55.08, 66.53, 128.25°)
OKLab	oklab(59.9% -0.1154 0.1153)
OKLCH	oklch(59.9% 0.163 135)
XYZ	xyz(14.1808, 23.0074, 4.7304)
Luminance	0.2301 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51941B #5E1B94

analogous

#8E941B #51941B #1B9421

triadic

#51941B #1B5194 #941B51

tetradic

#51941B #1B8E94 #5E1B94 #94211B

square

#51941B #1B8E94 #5E1B94 #94211B

split-complementary

#51941B #211B94 #941B8E

monochromatic

#182C08 #356012 #51941B #6DC824 #8DDE4B

Accessibility & contrast

On white

3.75

#51941B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#51941B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51941B

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51941B	#FFFFFF	#000000	##000000
##51941B	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8700

Deuteranopia (green-blind)

#918229

Tritanopia (blue-blind)

#4F8E7E

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #51941b;
/* rgb */ color: rgb(81, 148, 27);
/* oklch */ color: oklch(59.9% 0.163 135.0);

Tailwind

colors: {
  custom: {
    50: '#88b463',
    500: '#51941b',
    950: '#000000',
  },
}

SCSS

$custom: #51941b;
$custom-light: #88b463;
$custom-dark: #000000;

JSON

{
  "hex": "#51941b",
  "rgb": {
    "r": 81,
    "g": 148,
    "b": 27
  },
  "hsl": {
    "h": 93.223,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.59904,
    "c": 0.16314,
    "h": 135
  },
  "luminance": 0.23008
}

Semantic roles & 50–950 ramp

primary

#51941B

secondary

#8C4BC0

accent

#3CEC9D

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #51941B

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

Preview Lab → · Contrast checker → · Palette generator →