#1F8D21#1F8D21

#1F8D21 is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.3% C 0.173 H 143.0°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F8D21
RGB	rgb(31, 141, 33)
HSL	hsl(121, 64%, 34%)
HSV	hsv(121, 78%, 55%)
CMYK	cmyk(78%, 0%, 76.6%, 44.7%)
CIE-LAB	lab(51.21, -50.82, 45.99)
CIE-LCH	lch(51.21, 68.54, 137.86°)
OKLab	oklab(56.27% -0.1379 0.1037)
OKLCH	oklch(56.27% 0.173 143)
XYZ	xyz(10.3638, 19.4497, 4.6465)
Luminance	0.1945 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8D21 #8D1F8B

analogous

#548D1F #1F8D21 #1F8D58

triadic

#1F8D21 #211F8D #8D211F

tetradic

#1F8D21 #1F548D #8D1F8B #8D581F

square

#1F8D21 #1F548D #8D1F8B #8D581F

split-complementary

#1F8D21 #581F8D #8D1F54

monochromatic

#09290A #145B15 #1F8D21 #2ABF2D #4ED851

Accessibility & contrast

On white

4.29

#1F8D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#1F8D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8D21

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8D21	#FFFFFF	#000000	##000000
##1F8D21	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F0A

Deuteranopia (green-blind)

#84772D

Tritanopia (blue-blind)

#008978

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1f8d21;
/* rgb */ color: rgb(31, 141, 33);
/* oklch */ color: oklch(56.3% 0.173 143.0);

Tailwind

colors: {
  custom: {
    50: '#6faf64',
    500: '#1f8d21',
    950: '#000000',
  },
}

SCSS

$custom: #1f8d21;
$custom-light: #6faf64;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8d21",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 33
  },
  "hsl": {
    "h": 121.091,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56274,
    "c": 0.17253,
    "h": 143
  },
  "luminance": 0.19451
}

Semantic roles & 50–950 ramp

primary

#1F8D21

secondary

#BB4DB9

accent

#41E4E7

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #1F8D21

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

Preview Lab → · Contrast checker → · Palette generator →