#1F5A10#1F5A10

#1F5A10 is a dark, vivid green. Relative luminance 0.076; OKLCH L 41.3% C 0.121 H 140.2°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#1F5A10
RGB	rgb(31, 90, 16)
HSL	hsl(108, 70%, 21%)
HSV	hsv(108, 82%, 35%)
CMYK	cmyk(65.6%, 0%, 82.2%, 64.7%)
CIE-LAB	lab(33.22, -33.80, 34.51)
CIE-LCH	lch(33.22, 48.31, 134.40°)
OKLab	oklab(41.32% -0.0927 0.0773)
OKLCH	oklch(41.32% 0.121 140.2)
XYZ	xyz(4.3146, 7.6406, 1.7375)
Luminance	0.0764 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5A10 #4B105A

analogous

#445A10 #1F5A10 #105A26

triadic

#1F5A10 #101F5A #5A101F

tetradic

#1F5A10 #10445A #4B105A #5A2610

square

#1F5A10 #10445A #4B105A #5A2610

split-complementary

#1F5A10 #26105A #5A1044

monochromatic

#091A05 #0D2607 #1F5A10 #318E19 #43C222

Accessibility & contrast

On white

8.31

#1F5A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1F5A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5A10

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5A10	#FFFFFF	#000000	##FFFFFF
##1F5A10	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5102

Deuteranopia (green-blind)

#554C18

Tritanopia (blue-blind)

#17574C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1f5a10;
/* rgb */ color: rgb(31, 90, 16);
/* oklch */ color: oklch(41.3% 0.121 140.2);

Tailwind

colors: {
  custom: {
    50: '#638954',
    500: '#1f5a10',
    950: '#000000',
  },
}

SCSS

$custom: #1f5a10;
$custom-light: #638954;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5a10",
  "rgb": {
    "r": 31,
    "g": 90,
    "b": 16
  },
  "hsl": {
    "h": 107.838,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41319,
    "c": 0.12073,
    "h": 140.2
  },
  "luminance": 0.07641
}

Semantic roles & 50–950 ramp

primary

#1F5A10

secondary

#803393

accent

#3BEDC9

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #1F5A10

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

Preview Lab → · Contrast checker → · Palette generator →