#1B8548#1B8548

#1B8548 is a mid, vivid green. Relative luminance 0.175; OKLCH L 54.4% C 0.132 H 152.4°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1B8548
RGB	rgb(27, 133, 72)
HSL	hsl(145, 66%, 31%)
HSV	hsv(145, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 45.9%, 47.8%)
CIE-LAB	lab(48.85, -43.43, 24.77)
CIE-LCH	lch(48.85, 50.00, 150.30°)
OKLab	oklab(54.44% -0.1168 0.061)
OKLCH	oklch(54.44% 0.132 152.4)
XYZ	xyz(10.0083, 17.4747, 8.9751)
Luminance	0.1748 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8548 #851B58

analogous

#23851B #1B8548 #1B857D

triadic

#1B8548 #481B85 #85481B

tetradic

#1B8548 #1B2385 #851B58 #857D1B

square

#1B8548 #1B2385 #851B58 #857D1B

split-complementary

#1B8548 #7D1B85 #851B23

monochromatic

#061F11 #11522C #1B8548 #25B864 #42D982

Accessibility & contrast

On white

4.67

#1B8548 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#1B8548 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8548

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8548	#FFFFFF	#000000	##FFFFFF
##1B8548	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857943

Deuteranopia (green-blind)

#79714C

Tritanopia (blue-blind)

#008376

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1b8548;
/* rgb */ color: rgb(27, 133, 72);
/* oklch */ color: oklch(54.4% 0.132 152.4);

Tailwind

colors: {
  custom: {
    50: '#6aa97c',
    500: '#1b8548',
    950: '#000000',
  },
}

SCSS

$custom: #1b8548;
$custom-light: #6aa97c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8548",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 72
  },
  "hsl": {
    "h": 145.472,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54438,
    "c": 0.13174,
    "h": 152.4
  },
  "luminance": 0.17476
}

Semantic roles & 50–950 ramp

primary

#1B8548

secondary

#B84487

accent

#3FA1E9

background

#F6FAF7

surface

#ECF4EE

border

#C7CEC9

text

#071009

muted

#7A7F7B

Preview Lab

Preview with #1B8548

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

Preview Lab → · Contrast checker → · Palette generator →