#17B31B#17B31B

#17B31B is a light, highly saturated green. Relative luminance 0.325; OKLCH L 66.7% C 0.217 H 142.8°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#17B31B
RGB	rgb(23, 179, 27)
HSL	hsl(122, 77%, 40%)
HSV	hsv(122, 87%, 70%)
CMYK	cmyk(87.2%, 0%, 84.9%, 29.8%)
CIE-LAB	lab(63.75, -63.89, 59.62)
CIE-LCH	lch(63.75, 87.38, 136.98°)
OKLab	oklab(66.68% -0.1733 0.1314)
OKLCH	oklch(66.68% 0.217 142.8)
XYZ	xyz(16.6702, 32.4994, 6.4311)
Luminance	0.3250 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17B31B #B317AF

analogous

#61B317 #17B31B #17B369

triadic

#17B31B #1B17B3 #B31B17

tetradic

#17B31B #1761B3 #B317AF #B36917

square

#17B31B #1761B3 #B317AF #B36917

split-complementary

#17B31B #6917B3 #B31761

monochromatic

#09470B #107D13 #17B31B #24E329 #5BEA5E

Accessibility & contrast

On white

2.80

#17B31B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#17B31B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #17B31B

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17B31B	#FFFFFF	#000000	##000000
##17B31B	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)

#A79630

Tritanopia (blue-blind)

#00AD98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #17b31b;
/* rgb */ color: rgb(23, 179, 27);
/* oklch */ color: oklch(66.7% 0.217 142.8);

Tailwind

colors: {
  custom: {
    50: '#77cb67',
    500: '#17b31b',
    950: '#000000',
  },
}

SCSS

$custom: #17b31b;
$custom-light: #77cb67;
$custom-dark: #000000;

JSON

{
  "hex": "#17b31b",
  "rgb": {
    "r": 23,
    "g": 179,
    "b": 27
  },
  "hsl": {
    "h": 121.538,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.66678,
    "c": 0.21746,
    "h": 142.8
  },
  "luminance": 0.32501
}

Semantic roles & 50–950 ramp

primary

#17B31B

secondary

#CD58CA

accent

#34EFF4

background

#F8FCF6

surface

#EFF9EB

border

#CAD2C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #17B31B

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

Preview Lab → · Contrast checker → · Palette generator →