#1B701F#1B701F

#1B701F is a mid, vivid green. Relative luminance 0.119; OKLCH L 47.8% C 0.140 H 143.6°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#1B701F
RGB	rgb(27, 112, 31)
HSL	hsl(123, 61%, 27%)
HSV	hsv(123, 76%, 44%)
CMYK	cmyk(75.9%, 0%, 72.3%, 56.1%)
CIE-LAB	lab(41.09, -41.67, 36.36)
CIE-LCH	lch(41.09, 55.30, 138.90°)
OKLab	oklab(47.84% -0.1129 0.0833)
OKLCH	oklch(47.84% 0.14 143.6)
XYZ	xyz(6.4931, 11.9196, 3.2546)
Luminance	0.1192 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B701F #701B6C

analogous

#41701B #1B701F #1B704A

triadic

#1B701F #1F1B70 #701F1B

tetradic

#1B701F #1B4170 #701B6C #704A1B

square

#1B701F #1B4170 #701B6C #704A1B

split-complementary

#1B701F #4A1B70 #701B41

monochromatic

#061907 #0F3F11 #1B701F #27A12D #37CF3E

Accessibility & contrast

On white

6.21

#1B701F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#1B701F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B701F

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B701F	#FFFFFF	#000000	##FFFFFF
##1B701F	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726513

Deuteranopia (green-blind)

#695E27

Tritanopia (blue-blind)

#006D60

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1b701f;
/* rgb */ color: rgb(27, 112, 31);
/* oklch */ color: oklch(47.8% 0.140 143.6);

Tailwind

colors: {
  custom: {
    50: '#669a5f',
    500: '#1b701f',
    950: '#000000',
  },
}

SCSS

$custom: #1b701f;
$custom-light: #669a5f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b701f",
  "rgb": {
    "r": 27,
    "g": 112,
    "b": 31
  },
  "hsl": {
    "h": 122.824,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.47841,
    "c": 0.14035,
    "h": 143.6
  },
  "luminance": 0.1192
}

Semantic roles & 50–950 ramp

primary

#1B701F

secondary

#A542A0

accent

#44DDE4

background

#F6F9F5

surface

#EBF2E9

border

#C6CCC5

text

#070E05

muted

#7A7E79

Preview Lab

Preview with #1B701F

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

Preview Lab → · Contrast checker → · Palette generator →