#1B2D01#1B2D01

#1B2D01 is a dark, moderate yellow-green. Relative luminance 0.021; OKLCH L 27.1% C 0.071 H 129.6°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#1B2D01
RGB	rgb(27, 45, 1)
HSL	hsl(85, 96%, 9%)
HSV	hsv(85, 98%, 18%)
CMYK	cmyk(40%, 0%, 97.8%, 82.4%)
CIE-LAB	lab(16.06, -15.76, 22.51)
CIE-LCH	lch(16.06, 27.48, 125.00°)
OKLab	oklab(27.11% -0.0453 0.0547)
OKLCH	oklch(27.11% 0.071 129.6)
XYZ	xyz(1.3959, 2.1119, 0.3628)
Luminance	0.0211 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2D01 #13012D

analogous

#2D2901 #1B2D01 #052D01

triadic

#1B2D01 #011B2D #2D011B

tetradic

#1B2D01 #012D29 #13012D #2D0105

square

#1B2D01 #012D29 #13012D #2D0105

split-complementary

#1B2D01 #01052D #29012D

monochromatic

#121E01 #121E01 #1B2D01 #3F6902 #63A504

Accessibility & contrast

On white

14.76

#1B2D01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1B2D01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2D01

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2D01	#FFFFFF	#000000	##FFFFFF
##1B2D01	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302900

Deuteranopia (green-blind)

#2D2704

Tritanopia (blue-blind)

#1C2A25

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1b2d01;
/* rgb */ color: rgb(27, 45, 1);
/* oklch */ color: oklch(27.1% 0.071 129.6);

Tailwind

colors: {
  custom: {
    50: '#596647',
    500: '#1b2d01',
    950: '#000000',
  },
}

SCSS

$custom: #1b2d01;
$custom-light: #596647;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2d01",
  "rgb": {
    "r": 27,
    "g": 45,
    "b": 1
  },
  "hsl": {
    "h": 84.545,
    "s": 95.652,
    "l": 9.02
  },
  "oklch": {
    "l": 0.27113,
    "c": 0.07106,
    "h": 129.6
  },
  "luminance": 0.02112
}

Semantic roles & 50–950 ramp

primary

#1B2D01

secondary

#3D1773

accent

#29FF80

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#030600

muted

#787A77

Preview Lab

Preview with #1B2D01

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

Preview Lab → · Contrast checker → · Palette generator →