#1C643C#1C643C

#1C643C is a dark, moderate green. Relative luminance 0.097; OKLCH L 44.8% C 0.096 H 154.7°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#1C643C
RGB	rgb(28, 100, 60)
HSL	hsl(147, 56%, 25%)
HSV	hsv(147, 72%, 39%)
CMYK	cmyk(72%, 0%, 40%, 60.8%)
CIE-LAB	lab(37.27, -32.21, 16.45)
CIE-LCH	lch(37.27, 36.16, 152.95°)
OKLab	oklab(44.82% -0.0871 0.0411)
OKLCH	oklch(44.82% 0.096 154.7)
XYZ	xyz(5.8511, 9.6868, 5.8355)
Luminance	0.0969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C643C #641C44

analogous

#20641C #1C643C #1C6460

triadic

#1C643C #3C1C64 #643C1C

tetradic

#1C643C #1C2064 #641C44 #64601C

square

#1C643C #1C2064 #641C44 #64601C

split-complementary

#1C643C #601C64 #641C20

monochromatic

#07180E #0F341F #1C643C #299459 #37C475

Accessibility & contrast

On white

7.15

#1C643C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#1C643C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C643C

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C643C	#FFFFFF	#000000	##FFFFFF
##1C643C	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C39

Deuteranopia (green-blind)

#5B553F

Tritanopia (blue-blind)

#00635A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1c643c;
/* rgb */ color: rgb(28, 100, 60);
/* oklch */ color: oklch(44.8% 0.096 154.7);

Tailwind

colors: {
  custom: {
    50: '#639172',
    500: '#1c643c',
    950: '#000000',
  },
}

SCSS

$custom: #1c643c;
$custom-light: #639172;
$custom-dark: #000000;

JSON

{
  "hex": "#1c643c",
  "rgb": {
    "r": 28,
    "g": 100,
    "b": 60
  },
  "hsl": {
    "h": 146.667,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.44821,
    "c": 0.09631,
    "h": 154.7
  },
  "luminance": 0.09687
}

Semantic roles & 50–950 ramp

primary

#1C643C

secondary

#994373

accent

#489CE0

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060D08

muted

#7A7D7B

Preview Lab

Preview with #1C643C

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

Preview Lab → · Contrast checker → · Palette generator →