#1BA11F#1BA11F

#1BA11F is a mid, vivid green. Relative luminance 0.258; OKLCH L 61.8% C 0.197 H 143.0°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#1BA11F
RGB	rgb(27, 161, 31)
HSL	hsl(122, 71%, 37%)
HSV	hsv(122, 83%, 63%)
CMYK	cmyk(83.2%, 0%, 80.7%, 36.9%)
CIE-LAB	lab(57.87, -57.88, 53.10)
CIE-LCH	lch(57.87, 78.55, 137.46°)
OKLab	oklab(61.79% -0.1569 0.1183)
OKLCH	oklch(61.79% 0.197 143)
XYZ	xyz(13.4433, 25.8200, 5.5713)
Luminance	0.2582 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1BA11F #A11B9D

analogous

#5AA11B #1BA11F #1BA162

triadic

#1BA11F #1F1BA1 #A11F1B

tetradic

#1BA11F #1B5AA1 #A11B9D #A1621B

square

#1BA11F #1B5AA1 #A11B9D #A1621B

split-complementary

#1BA11F #621BA1 #A11B5A

monochromatic

#09380B #126D15 #1BA11F #24D529 #54E258

Accessibility & contrast

On white

3.41

#1BA11F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#1BA11F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1BA11F

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1BA11F	#FFFFFF	#000000	##000000
##1BA11F	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#97872F

Tritanopia (blue-blind)

#009C89

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #1ba11f;
/* rgb */ color: rgb(27, 161, 31);
/* oklch */ color: oklch(61.8% 0.197 143.0);

Tailwind

colors: {
  custom: {
    50: '#73be66',
    500: '#1ba11f',
    950: '#000000',
  },
}

SCSS

$custom: #1ba11f;
$custom-light: #73be66;
$custom-dark: #000000;

JSON

{
  "hex": "#1ba11f",
  "rgb": {
    "r": 27,
    "g": 161,
    "b": 31
  },
  "hsl": {
    "h": 121.791,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.61791,
    "c": 0.19652,
    "h": 143
  },
  "luminance": 0.25822
}

Semantic roles & 50–950 ramp

primary

#1BA11F

secondary

#C552C2

accent

#3AE9EE

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #1BA11F

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

Preview Lab → · Contrast checker → · Palette generator →