#1B8F3F#1B8F3F

#1B8F3F is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.1% C 0.153 H 148.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#1B8F3F
RGB	rgb(27, 143, 63)
HSL	hsl(139, 68%, 33%)
HSV	hsv(139, 81%, 56%)
CMYK	cmyk(81.1%, 0%, 55.9%, 43.9%)
CIE-LAB	lab(52.10, -48.63, 33.59)
CIE-LCH	lch(52.10, 59.10, 145.37°)
OKLab	oklab(57.09% -0.1306 0.0805)
OKLCH	oklch(57.09% 0.153 148.4)
XYZ	xyz(11.1708, 20.2355, 8.0188)
Luminance	0.2024 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8F3F #8F1B6B

analogous

#318F1B #1B8F3F #1B8F79

triadic

#1B8F3F #3F1B8F #8F3F1B

tetradic

#1B8F3F #1B318F #8F1B6B #8F791B

square

#1B8F3F #1B318F #8F1B6B #8F791B

split-complementary

#1B8F3F #791B8F #8F1B31

monochromatic

#082812 #115C28 #1B8F3F #25C256 #48DC76

Accessibility & contrast

On white

4.16

#1B8F3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#1B8F3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8F3F

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8F3F	#FFFFFF	#000000	##000000
##1B8F3F	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908238

Deuteranopia (green-blind)

#847945

Tritanopia (blue-blind)

#008C7D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1b8f3f;
/* rgb */ color: rgb(27, 143, 63);
/* oklch */ color: oklch(57.1% 0.153 148.4);

Tailwind

colors: {
  custom: {
    50: '#6db176',
    500: '#1b8f3f',
    950: '#000000',
  },
}

SCSS

$custom: #1b8f3f;
$custom-light: #6db176;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8f3f",
  "rgb": {
    "r": 27,
    "g": 143,
    "b": 63
  },
  "hsl": {
    "h": 138.621,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57087,
    "c": 0.15341,
    "h": 148.4
  },
  "luminance": 0.20237
}

Semantic roles & 50–950 ramp

primary

#1B8F3F

secondary

#BE4899

accent

#3DB5EB

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #1B8F3F

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

Preview Lab → · Contrast checker → · Palette generator →