#191F01#191F01

#191F01 is a very dark, muted yellow-green. Relative luminance 0.012; OKLCH L 22.5% C 0.051 H 119.7°. Best body text is #FFFFFF at 16.97:1 contrast (WCAG AA passes).

Color values

HEX	#191F01
RGB	rgb(25, 31, 1)
HSL	hsl(72, 94%, 6%)
HSV	hsv(72, 97%, 12%)
CMYK	cmyk(19.4%, 0%, 96.8%, 87.8%)
CIE-LAB	lab(10.47, -8.48, 15.04)
CIE-LCH	lch(10.47, 17.26, 119.40°)
OKLab	oklab(22.54% -0.0255 0.0447)
OKLCH	oklch(22.54% 0.051 119.7)
XYZ	xyz(0.8964, 1.1888, 0.2110)
Luminance	0.0119 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 14.21

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F01 #07011F

analogous

#1F1601 #191F01 #0A1F01

triadic

#191F01 #01191F #1F0119

tetradic

#191F01 #011F16 #07011F #1F010A

square

#191F01 #011F16 #07011F #1F010A

split-complementary

#191F01 #010A1F #16011F

monochromatic

#181E01 #181E01 #191F01 #495A03 #799605

Accessibility & contrast

On white

16.97

#191F01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#191F01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F01

16.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F01	#FFFFFF	#000000	##FFFFFF
##191F01	1.00	16.97	1.24	16.97
#FFFFFF	16.97	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221C00

Deuteranopia (green-blind)

#211D03

Tritanopia (blue-blind)

#1B1D19

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #191f01;
/* rgb */ color: rgb(25, 31, 1);
/* oklch */ color: oklch(22.5% 0.051 119.7);

Tailwind

colors: {
  custom: {
    50: '#555a47',
    500: '#191f01',
    950: '#000000',
  },
}

SCSS

$custom: #191f01;
$custom-light: #555a47;
$custom-dark: #000000;

JSON

{
  "hex": "#191f01",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 1
  },
  "hsl": {
    "h": 72,
    "s": 93.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.22535,
    "c": 0.05142,
    "h": 119.7
  },
  "luminance": 0.01189
}

Semantic roles & 50–950 ramp

primary

#191F01

secondary

#261567

accent

#29FF54

background

#F5F5F3

surface

#E8E9E5

border

#C4C5C1

text

#030300

muted

#787877

Preview Lab

Preview with #191F01

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

Preview Lab → · Contrast checker → · Palette generator →