#1B522F#1B522F

#1B522F is a dark, moderate green. Relative luminance 0.065; OKLCH L 39.2% C 0.083 H 152.4°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#1B522F
RGB	rgb(27, 82, 47)
HSL	hsl(142, 50%, 21%)
HSV	hsv(142, 67%, 32%)
CMYK	cmyk(67.1%, 0%, 42.7%, 67.8%)
CIE-LAB	lab(30.57, -27.09, 15.36)
CIE-LCH	lch(30.57, 31.14, 150.46°)
OKLab	oklab(39.22% -0.0733 0.0383)
OKLCH	oklch(39.22% 0.083 152.4)
XYZ	xyz(3.9821, 6.4724, 3.7282)
Luminance	0.0647 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B522F #521B3E

analogous

#23521B #1B522F #1B524B

triadic

#1B522F #2F1B52 #522F1B

tetradic

#1B522F #1B2352 #521B3E #524B1B

square

#1B522F #1B2352 #521B3E #524B1B

split-complementary

#1B522F #4B1B52 #521B23

monochromatic

#08170D #0C2415 #1B522F #2A8049 #39AE64

Accessibility & contrast

On white

9.15

#1B522F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#1B522F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B522F

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B522F	#FFFFFF	#000000	##FFFFFF
##1B522F	1.00	9.15	2.29	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B2D

Deuteranopia (green-blind)

#4B4631

Tritanopia (blue-blind)

#075149

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1b522f;
/* rgb */ color: rgb(27, 82, 47);
/* oklch */ color: oklch(39.2% 0.083 152.4);

Tailwind

colors: {
  custom: {
    50: '#5e8368',
    500: '#1b522f',
    950: '#000000',
  },
}

SCSS

$custom: #1b522f;
$custom-light: #5e8368;
$custom-dark: #000000;

JSON

{
  "hex": "#1b522f",
  "rgb": {
    "r": 27,
    "g": 82,
    "b": 47
  },
  "hsl": {
    "h": 141.818,
    "s": 50.459,
    "l": 21.373
  },
  "oklch": {
    "l": 0.39221,
    "c": 0.08269,
    "h": 152.4
  },
  "luminance": 0.06473
}

Semantic roles & 50–950 ramp

primary

#1B522F

secondary

#88416E

accent

#4EA7DA

background

#F5F8F6

surface

#E9EFEB

border

#C5CAC6

text

#050A06

muted

#797C7A

Preview Lab

Preview with #1B522F

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

Preview Lab → · Contrast checker → · Palette generator →