#1D643B#1D643B

#1D643B is a dark, moderate green. Relative luminance 0.097; OKLCH L 44.8% C 0.097 H 154.0°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#1D643B
RGB	rgb(29, 100, 59)
HSL	hsl(145, 55%, 25%)
HSV	hsv(145, 71%, 39%)
CMYK	cmyk(71%, 0%, 41%, 60.8%)
CIE-LAB	lab(37.28, -32.22, 17.05)
CIE-LCH	lch(37.28, 36.45, 152.11°)
OKLab	oklab(44.83% -0.0871 0.0426)
OKLCH	oklch(44.83% 0.097 154)
XYZ	xyz(5.8528, 9.6907, 5.6989)
Luminance	0.0969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D643B #641D46

analogous

#22641D #1D643B #1D645E

triadic

#1D643B #3B1D64 #643B1D

tetradic

#1D643B #1D2264 #641D46 #645E1D

square

#1D643B #1D2264 #641D46 #645E1D

split-complementary

#1D643B #5E1D64 #641D22

monochromatic

#07180E #0F351F #1D643B #2B9357 #39C373

Accessibility & contrast

On white

7.15

#1D643B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#1D643B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D643B

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D643B	#FFFFFF	#000000	##FFFFFF
##1D643B	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)

#645C38

Deuteranopia (green-blind)

#5B553E

Tritanopia (blue-blind)

#00635A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1d643b;
/* rgb */ color: rgb(29, 100, 59);
/* oklch */ color: oklch(44.8% 0.097 154.0);

Tailwind

colors: {
  custom: {
    50: '#639171',
    500: '#1d643b',
    950: '#000000',
  },
}

SCSS

$custom: #1d643b;
$custom-light: #639171;
$custom-dark: #000000;

JSON

{
  "hex": "#1d643b",
  "rgb": {
    "r": 29,
    "g": 100,
    "b": 59
  },
  "hsl": {
    "h": 145.352,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.44829,
    "c": 0.09692,
    "h": 154
  },
  "luminance": 0.09691
}

Semantic roles & 50–950 ramp

primary

#1D643B

secondary

#994475

accent

#499FDE

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060D07

muted

#7A7D7A

Preview Lab

Preview with #1D643B

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

Preview Lab → · Contrast checker → · Palette generator →