#1B4F2D#1B4F2D

#1B4F2D is a dark, moderate green. Relative luminance 0.060; OKLCH L 38.3% C 0.080 H 152.0°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#1B4F2D
RGB	rgb(27, 79, 45)
HSL	hsl(141, 49%, 21%)
HSV	hsv(141, 66%, 31%)
CMYK	cmyk(65.8%, 0%, 43%, 69%)
CIE-LAB	lab(29.45, -26.12, 15.09)
CIE-LCH	lch(29.45, 30.16, 149.98°)
OKLab	oklab(38.28% -0.0707 0.0376)
OKLCH	oklch(38.28% 0.08 152)
XYZ	xyz(3.7213, 6.0141, 3.4468)
Luminance	0.0601 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4F2D #4F1B3D

analogous

#234F1B #1B4F2D #1B4F47

triadic

#1B4F2D #2D1B4F #4F2D1B

tetradic

#1B4F2D #1B234F #4F1B3D #4F471B

square

#1B4F2D #1B234F #4F1B3D #4F471B

split-complementary

#1B4F2D #471B4F #4F1B23

monochromatic

#08170D #0B2113 #1B4F2D #2B7D47 #3AAA61

Accessibility & contrast

On white

9.53

#1B4F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1B4F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4F2D

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4F2D	#FFFFFF	#000000	##FFFFFF
##1B4F2D	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F482B

Deuteranopia (green-blind)

#48432F

Tritanopia (blue-blind)

#0A4E46

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b4f2d;
/* rgb */ color: rgb(27, 79, 45);
/* oklch */ color: oklch(38.3% 0.080 152.0);

Tailwind

colors: {
  custom: {
    50: '#5e8166',
    500: '#1b4f2d',
    950: '#000000',
  },
}

SCSS

$custom: #1b4f2d;
$custom-light: #5e8166;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4f2d",
  "rgb": {
    "r": 27,
    "g": 79,
    "b": 45
  },
  "hsl": {
    "h": 140.769,
    "s": 49.057,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38283,
    "c": 0.08004,
    "h": 152
  },
  "luminance": 0.06014
}

Semantic roles & 50–950 ramp

primary

#1B4F2D

secondary

#85416D

accent

#4FA9D9

background

#F5F7F6

surface

#E9EEEB

border

#C5C9C6

text

#050A06

muted

#797C7A

Preview Lab

Preview with #1B4F2D

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

Preview Lab → · Contrast checker → · Palette generator →