#1C901A#1C901A

#1C901A is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.0% C 0.180 H 142.6°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#1C901A
RGB	rgb(28, 144, 26)
HSL	hsl(119, 69%, 33%)
HSV	hsv(119, 82%, 56%)
CMYK	cmyk(80.6%, 0%, 81.9%, 43.5%)
CIE-LAB	lab(52.14, -52.74, 49.22)
CIE-LCH	lch(52.14, 72.14, 136.98°)
OKLab	oklab(57.02% -0.1432 0.1095)
OKLCH	oklch(57.02% 0.18 142.6)
XYZ	xyz(10.6379, 20.2667, 4.3283)
Luminance	0.2027 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C901A #8E1A90

analogous

#57901A #1C901A #1A9053

triadic

#1C901A #1A1C90 #901A1C

tetradic

#1C901A #1A5790 #8E1A90 #90531A

square

#1C901A #1A5790 #8E1A90 #90531A

split-complementary

#1C901A #531A90 #901A57

monochromatic

#082807 #125C11 #1C901A #26C423 #49DE47

Accessibility & contrast

On white

4.16

#1C901A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#1C901A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C901A

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C901A	#FFFFFF	#000000	##000000
##1C901A	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#877929

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1c901a;
/* rgb */ color: rgb(28, 144, 26);
/* oklch */ color: oklch(57.0% 0.180 142.6);

Tailwind

colors: {
  custom: {
    50: '#6fb261',
    500: '#1c901a',
    950: '#000000',
  },
}

SCSS

$custom: #1c901a;
$custom-light: #6fb261;
$custom-dark: #000000;

JSON

{
  "hex": "#1c901a",
  "rgb": {
    "r": 28,
    "g": 144,
    "b": 26
  },
  "hsl": {
    "h": 118.983,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57019,
    "c": 0.1803,
    "h": 142.6
  },
  "luminance": 0.20268
}

Semantic roles & 50–950 ramp

primary

#1C901A

secondary

#BD47BF

accent

#3CECE9

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #1C901A

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

Preview Lab → · Contrast checker → · Palette generator →