#1B9F25#1B9F25

#1B9F25 is a mid, vivid green. Relative luminance 0.252; OKLCH L 61.3% C 0.191 H 143.5°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#1B9F25
RGB	rgb(27, 159, 37)
HSL	hsl(125, 71%, 36%)
HSV	hsv(125, 83%, 62%)
CMYK	cmyk(83%, 0%, 76.7%, 37.6%)
CIE-LAB	lab(57.23, -56.84, 50.53)
CIE-LCH	lch(57.23, 76.05, 138.36°)
OKLab	oklab(61.27% -0.1538 0.1138)
OKLCH	oklch(61.27% 0.191 143.5)
XYZ	xyz(13.1832, 25.1612, 5.9117)
Luminance	0.2516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9F25 #9F1B95

analogous

#539F1B #1B9F25 #1B9F67

triadic

#1B9F25 #251B9F #9F251B

tetradic

#1B9F25 #1B539F #9F1B95 #9F671B

square

#1B9F25 #1B539F #9F1B95 #9F671B

split-complementary

#1B9F25 #671B9F #9F1B53

monochromatic

#09360D #126B19 #1B9F25 #24D331 #53E25E

Accessibility & contrast

On white

3.48

#1B9F25 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#1B9F25 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9F25

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9F25	#FFFFFF	#000000	##000000
##1B9F25	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28F09

Deuteranopia (green-blind)

#948633

Tritanopia (blue-blind)

#009A88

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #1b9f25;
/* rgb */ color: rgb(27, 159, 37);
/* oklch */ color: oklch(61.3% 0.191 143.5);

Tailwind

colors: {
  custom: {
    50: '#72bd68',
    500: '#1b9f25',
    950: '#000000',
  },
}

SCSS

$custom: #1b9f25;
$custom-light: #72bd68;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9f25",
  "rgb": {
    "r": 27,
    "g": 159,
    "b": 37
  },
  "hsl": {
    "h": 124.545,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61274,
    "c": 0.19135,
    "h": 143.5
  },
  "luminance": 0.25163
}

Semantic roles & 50–950 ramp

primary

#1B9F25

secondary

#C551BC

accent

#3AE0EE

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9F25

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

Preview Lab → · Contrast checker → · Palette generator →