#17B31F#17B31F

#17B31F is a light, highly saturated green. Relative luminance 0.325; OKLCH L 66.7% C 0.216 H 143.0°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#17B31F
RGB	rgb(23, 179, 31)
HSL	hsl(123, 77%, 40%)
HSV	hsv(123, 87%, 70%)
CMYK	cmyk(87.2%, 0%, 82.7%, 29.8%)
CIE-LAB	lab(63.77, -63.68, 58.61)
CIE-LCH	lch(63.77, 86.54, 137.37°)
OKLab	oklab(66.7% -0.1726 0.1298)
OKLCH	oklch(66.7% 0.216 143)
XYZ	xyz(16.7197, 32.5192, 6.6917)
Luminance	0.3252 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17B31F #B317AB

analogous

#5DB317 #17B31F #17B36D

triadic

#17B31F #1F17B3 #B31F17

tetradic

#17B31F #175DB3 #B317AB #B36D17

square

#17B31F #175DB3 #B317AB #B36D17

split-complementary

#17B31F #6D17B3 #B3175D

monochromatic

#09470C #107D16 #17B31F #24E32E #5BEA62

Accessibility & contrast

On white

2.80

#17B31F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#17B31F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #17B31F

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17B31F	#FFFFFF	#000000	##000000
##17B31F	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A100

Deuteranopia (green-blind)

#A79633

Tritanopia (blue-blind)

#00AE98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #17b31f;
/* rgb */ color: rgb(23, 179, 31);
/* oklch */ color: oklch(66.7% 0.216 143.0);

Tailwind

colors: {
  custom: {
    50: '#77cb69',
    500: '#17b31f',
    950: '#000000',
  },
}

SCSS

$custom: #17b31f;
$custom-light: #77cb69;
$custom-dark: #000000;

JSON

{
  "hex": "#17b31f",
  "rgb": {
    "r": 23,
    "g": 179,
    "b": 31
  },
  "hsl": {
    "h": 123.077,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.66696,
    "c": 0.21594,
    "h": 143
  },
  "luminance": 0.32521
}

Semantic roles & 50–950 ramp

primary

#17B31F

secondary

#CD58C7

accent

#34EAF4

background

#F8FCF6

surface

#EFF9EB

border

#CAD2C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #17B31F

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

Preview Lab → · Contrast checker → · Palette generator →