#1B643E#1B643E

#1B643E is a dark, moderate green. Relative luminance 0.097; OKLCH L 44.8% C 0.095 H 156.1°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#1B643E
RGB	rgb(27, 100, 62)
HSL	hsl(149, 57%, 25%)
HSV	hsv(149, 73%, 39%)
CMYK	cmyk(73%, 0%, 38%, 60.8%)
CIE-LAB	lab(37.29, -31.96, 15.27)
CIE-LCH	lch(37.29, 35.42, 154.46°)
OKLab	oklab(44.84% -0.0865 0.0384)
OKLCH	oklch(44.84% 0.095 156.1)
XYZ	xyz(5.8781, 9.6945, 6.1179)
Luminance	0.0969 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B643E #641B41

analogous

#1D641B #1B643E #1B6462

triadic

#1B643E #3E1B64 #643E1B

tetradic

#1B643E #1B1D64 #641B41 #64621B

square

#1B643E #1B1D64 #641B41 #64621B

split-complementary

#1B643E #621B64 #641B1D

monochromatic

#07180F #0E3420 #1B643E #28945C #35C47A

Accessibility & contrast

On white

7.15

#1B643E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#1B643E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B643E

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B643E	#FFFFFF	#000000	##FFFFFF
##1B643E	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)

#635C3C

Deuteranopia (green-blind)

#5A5540

Tritanopia (blue-blind)

#00635A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1b643e;
/* rgb */ color: rgb(27, 100, 62);
/* oklch */ color: oklch(44.8% 0.095 156.1);

Tailwind

colors: {
  custom: {
    50: '#629173',
    500: '#1b643e',
    950: '#000000',
  },
}

SCSS

$custom: #1b643e;
$custom-light: #629173;
$custom-dark: #000000;

JSON

{
  "hex": "#1b643e",
  "rgb": {
    "r": 27,
    "g": 100,
    "b": 62
  },
  "hsl": {
    "h": 148.767,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.44839,
    "c": 0.09467,
    "h": 156.1
  },
  "luminance": 0.09695
}

Semantic roles & 50–950 ramp

primary

#1B643E

secondary

#99416F

accent

#4797E1

background

#F6F8F7

surface

#EBF0ED

border

#C6CBC8

text

#060D08

muted

#7A7D7B

Preview Lab

Preview with #1B643E

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

Preview Lab → · Contrast checker → · Palette generator →