#1F974B#1F974B

#1F974B is a mid, vivid green. Relative luminance 0.229; OKLCH L 59.6% C 0.152 H 150.3°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F974B
RGB	rgb(31, 151, 75)
HSL	hsl(142, 66%, 36%)
HSV	hsv(142, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 50.3%, 40.8%)
CIE-LAB	lab(55.00, -49.08, 30.99)
CIE-LCH	lch(55.00, 58.05, 147.73°)
OKLab	oklab(59.56% -0.1318 0.0753)
OKLCH	oklch(59.56% 0.152 150.3)
XYZ	xyz(12.9006, 22.9310, 10.4015)
Luminance	0.2293 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F974B #971F6B

analogous

#2F971F #1F974B #1F9787

triadic

#1F974B #4B1F97 #974B1F

tetradic

#1F974B #1F2F97 #971F6B #97871F

square

#1F974B #1F2F97 #971F6B #97871F

split-complementary

#1F974B #871F97 #971F2F

monochromatic

#0A3119 #156432 #1F974B #29CA64 #54DC86

Accessibility & contrast

On white

3.76

#1F974B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#1F974B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F974B

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F974B	#FFFFFF	#000000	##000000
##1F974B	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988945

Deuteranopia (green-blind)

#8A8051

Tritanopia (blue-blind)

#009485

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f974b;
/* rgb */ color: rgb(31, 151, 75);
/* oklch */ color: oklch(59.6% 0.152 150.3);

Tailwind

colors: {
  custom: {
    50: '#70b77f',
    500: '#1f974b',
    950: '#000000',
  },
}

SCSS

$custom: #1f974b;
$custom-light: #70b77f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f974b",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 75
  },
  "hsl": {
    "h": 142,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59559,
    "c": 0.15184,
    "h": 150.3
  },
  "luminance": 0.22933
}

Semantic roles & 50–950 ramp

primary

#1F974B

secondary

#BF5297

accent

#3FABE9

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#09110A

muted

#7B807C

Preview Lab

Preview with #1F974B

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

Preview Lab → · Contrast checker → · Palette generator →