#1C901F#1C901F

#1C901F is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.0% C 0.178 H 143.0°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#1C901F
RGB	rgb(28, 144, 31)
HSL	hsl(122, 67%, 34%)
HSV	hsv(122, 81%, 56%)
CMYK	cmyk(80.6%, 0%, 78.5%, 43.5%)
CIE-LAB	lab(52.16, -52.40, 47.62)
CIE-LCH	lch(52.16, 70.80, 137.73°)
OKLab	oklab(57.05% -0.1421 0.1069)
OKLCH	oklch(57.05% 0.178 143)
XYZ	xyz(10.6988, 20.2910, 4.6488)
Luminance	0.2029 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C901F #901C8D

analogous

#53901C #1C901F #1C9059

triadic

#1C901F #1F1C90 #901F1C

tetradic

#1C901F #1C5390 #901C8D #90591C

square

#1C901F #1C5390 #901C8D #90591C

split-complementary

#1C901F #591C90 #901C53

monochromatic

#082A09 #125D14 #1C901F #26C32A #4ADC4E

Accessibility & contrast

On white

4.15

#1C901F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#1C901F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C901F

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C901F	#FFFFFF	#000000	##000000
##1C901F	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938203

Deuteranopia (green-blind)

#87792C

Tritanopia (blue-blind)

#008C7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1c901f;
/* rgb */ color: rgb(28, 144, 31);
/* oklch */ color: oklch(57.0% 0.178 143.0);

Tailwind

colors: {
  custom: {
    50: '#6fb264',
    500: '#1c901f',
    950: '#000000',
  },
}

SCSS

$custom: #1c901f;
$custom-light: #6fb264;
$custom-dark: #000000;

JSON

{
  "hex": "#1c901f",
  "rgb": {
    "r": 28,
    "g": 144,
    "b": 31
  },
  "hsl": {
    "h": 121.552,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.5705,
    "c": 0.17779,
    "h": 143
  },
  "luminance": 0.20292
}

Semantic roles & 50–950 ramp

primary

#1C901F

secondary

#BE4ABB

accent

#3DE6EA

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1C901F

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

Preview Lab → · Contrast checker → · Palette generator →