#1F9E23#1F9E23

#1F9E23 is a mid, vivid green. Relative luminance 0.249; OKLCH L 61.0% C 0.190 H 143.1°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#1F9E23
RGB	rgb(31, 158, 35)
HSL	hsl(122, 67%, 37%)
HSV	hsv(122, 80%, 62%)
CMYK	cmyk(80.4%, 0%, 77.8%, 38%)
CIE-LAB	lab(56.94, -56.17, 50.95)
CIE-LCH	lch(56.94, 75.84, 137.79°)
OKLab	oklab(61.05% -0.1523 0.1144)
OKLCH	oklch(61.05% 0.19 143.1)
XYZ	xyz(13.0945, 24.8648, 5.6990)
Luminance	0.2487 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9E23 #9E1F9A

analogous

#5A9E1F #1F9E23 #1F9E63

triadic

#1F9E23 #231F9E #9E231F

tetradic

#1F9E23 #1F5A9E #9E1F9A #9E631F

square

#1F9E23 #1F5A9E #9E1F9A #9E631F

split-complementary

#1F9E23 #631F9E #9E1F5A

monochromatic

#0B380C #156B18 #1F9E23 #29D12E #59DE5D

Accessibility & contrast

On white

3.52

#1F9E23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#1F9E23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9E23

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9E23	#FFFFFF	#000000	##000000
##1F9E23	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E04

Deuteranopia (green-blind)

#948531

Tritanopia (blue-blind)

#009987

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #1f9e23;
/* rgb */ color: rgb(31, 158, 35);
/* oklch */ color: oklch(61.0% 0.190 143.1);

Tailwind

colors: {
  custom: {
    50: '#73bc67',
    500: '#1f9e23',
    950: '#000000',
  },
}

SCSS

$custom: #1f9e23;
$custom-light: #73bc67;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9e23",
  "rgb": {
    "r": 31,
    "g": 158,
    "b": 35
  },
  "hsl": {
    "h": 121.89,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.61046,
    "c": 0.19046,
    "h": 143.1
  },
  "luminance": 0.24866
}

Semantic roles & 50–950 ramp

primary

#1F9E23

secondary

#C256BF

accent

#3EE5EA

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #1F9E23

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

Preview Lab → · Contrast checker → · Palette generator →