#1C9B3F#1C9B3F

#1C9B3F is a mid, vivid green. Relative luminance 0.240; OKLCH L 60.4% C 0.168 H 147.3°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#1C9B3F
RGB	rgb(28, 155, 63)
HSL	hsl(137, 69%, 36%)
HSV	hsv(137, 82%, 61%)
CMYK	cmyk(81.9%, 0%, 59.4%, 39.2%)
CIE-LAB	lab(56.13, -52.67, 38.38)
CIE-LCH	lch(56.13, 65.18, 143.92°)
OKLab	oklab(60.44% -0.1416 0.091)
OKLCH	oklch(60.44% 0.168 147.3)
XYZ	xyz(13.0964, 24.0468, 8.6529)
Luminance	0.2405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C9B3F #9B1C78

analogous

#399B1C #1C9B3F #1C9B7E

triadic

#1C9B3F #3F1C9B #9B3F1C

tetradic

#1C9B3F #1C399B #9B1C78 #9B7E1C

square

#1C9B3F #1C399B #9B1C78 #9B7E1C

split-complementary

#1C9B3F #7E1C9B #9B1C39

monochromatic

#093315 #13672A #1C9B3F #25CF54 #52E079

Accessibility & contrast

On white

3.61

#1C9B3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#1C9B3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C9B3F

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C9B3F	#FFFFFF	#000000	##000000
##1C9B3F	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8C36

Deuteranopia (green-blind)

#8F8346

Tritanopia (blue-blind)

#009787

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1c9b3f;
/* rgb */ color: rgb(28, 155, 63);
/* oklch */ color: oklch(60.4% 0.168 147.3);

Tailwind

colors: {
  custom: {
    50: '#70ba77',
    500: '#1c9b3f',
    950: '#000000',
  },
}

SCSS

$custom: #1c9b3f;
$custom-light: #70ba77;
$custom-dark: #000000;

JSON

{
  "hex": "#1c9b3f",
  "rgb": {
    "r": 28,
    "g": 155,
    "b": 63
  },
  "hsl": {
    "h": 136.535,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.60437,
    "c": 0.16827,
    "h": 147.3
  },
  "luminance": 0.24048
}

Semantic roles & 50–950 ramp

primary

#1C9B3F

secondary

#C350A3

accent

#3CBCEC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091209

muted

#7B817B

Preview Lab

Preview with #1C9B3F

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

Preview Lab → · Contrast checker → · Palette generator →