#1B2C01#1B2C01

#1B2C01 is a dark, moderate yellow-green. Relative luminance 0.020; OKLCH L 26.8% C 0.070 H 129.0°. Best body text is #FFFFFF at 14.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B2C01
RGB	rgb(27, 44, 1)
HSL	hsl(84, 96%, 9%)
HSV	hsv(84, 98%, 17%)
CMYK	cmyk(38.6%, 0%, 97.7%, 82.7%)
CIE-LAB	lab(15.68, -15.21, 22.02)
CIE-LCH	lch(15.68, 26.76, 124.63°)
OKLab	oklab(26.8% -0.0438 0.0541)
OKLCH	oklch(26.8% 0.07 129)
XYZ	xyz(1.3582, 2.0365, 0.3502)
Luminance	0.0204 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2C01 #12012C

analogous

#2C2801 #1B2C01 #062C01

triadic

#1B2C01 #011B2C #2C011B

tetradic

#1B2C01 #012C28 #12012C #2C0106

square

#1B2C01 #012C28 #12012C #2C0106

split-complementary

#1B2C01 #01062C #28012C

monochromatic

#121E01 #121E01 #1B2C01 #406802 #64A404

Accessibility & contrast

On white

14.92

#1B2C01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#1B2C01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2C01

14.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2C01	#FFFFFF	#000000	##FFFFFF
##1B2C01	1.00	14.92	1.41	14.92
#FFFFFF	14.92	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2800

Deuteranopia (green-blind)

#2C2704

Tritanopia (blue-blind)

#1C2924

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1b2c01;
/* rgb */ color: rgb(27, 44, 1);
/* oklch */ color: oklch(26.8% 0.070 129.0);

Tailwind

colors: {
  custom: {
    50: '#596547',
    500: '#1b2c01',
    950: '#000000',
  },
}

SCSS

$custom: #1b2c01;
$custom-light: #596547;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2c01",
  "rgb": {
    "r": 27,
    "g": 44,
    "b": 1
  },
  "hsl": {
    "h": 83.721,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.26798,
    "c": 0.06959,
    "h": 129
  },
  "luminance": 0.02037
}

Semantic roles & 50–950 ramp

primary

#1B2C01

secondary

#3B1772

accent

#29FF7D

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#030500

muted

#787A77

Preview Lab

Preview with #1B2C01

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

Preview Lab → · Contrast checker → · Palette generator →