#1F974F#1F974F

#1F974F is a mid, vivid green. Relative luminance 0.230; OKLCH L 59.6% C 0.148 H 151.4°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F974F
RGB	rgb(31, 151, 79)
HSL	hsl(144, 66%, 36%)
HSV	hsv(144, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 47.7%, 40.8%)
CIE-LAB	lab(55.06, -48.40, 28.96)
CIE-LCH	lch(55.06, 56.40, 149.11°)
OKLab	oklab(59.63% -0.13 0.0709)
OKLCH	oklch(59.63% 0.148 151.4)
XYZ	xyz(13.0418, 22.9875, 11.1453)
Luminance	0.2299 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F974F #971F67

analogous

#2B971F #1F974F #1F978B

triadic

#1F974F #4F1F97 #974F1F

tetradic

#1F974F #1F2B97 #971F67 #978B1F

square

#1F974F #1F2B97 #971F67 #978B1F

split-complementary

#1F974F #8B1F97 #971F2B

monochromatic

#0A311A #156434 #1F974F #29CA6A #54DC8B

Accessibility & contrast

On white

3.75

#1F974F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#1F974F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F974F

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F974F	#FFFFFF	#000000	##000000
##1F974F	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988A49

Deuteranopia (green-blind)

#8A8054

Tritanopia (blue-blind)

#009586

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f974f;
/* rgb */ color: rgb(31, 151, 79);
/* oklch */ color: oklch(59.6% 0.148 151.4);

Tailwind

colors: {
  custom: {
    50: '#70b781',
    500: '#1f974f',
    950: '#000000',
  },
}

SCSS

$custom: #1f974f;
$custom-light: #70b781;
$custom-dark: #000000;

JSON

{
  "hex": "#1f974f",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 79
  },
  "hsl": {
    "h": 144,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59627,
    "c": 0.1481,
    "h": 151.4
  },
  "luminance": 0.22989
}

Semantic roles & 50–950 ramp

primary

#1F974F

secondary

#BF5294

accent

#3FA5E9

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#09110A

muted

#7B807C

Preview Lab

Preview with #1F974F

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

Preview Lab → · Contrast checker → · Palette generator →