#1B7840#1B7840

#1B7840 is a mid, vivid green. Relative luminance 0.140; OKLCH L 50.6% C 0.122 H 151.9°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#1B7840
RGB	rgb(27, 120, 64)
HSL	hsl(144, 63%, 29%)
HSV	hsv(144, 78%, 47%)
CMYK	cmyk(77.5%, 0%, 46.7%, 52.9%)
CIE-LAB	lab(44.28, -39.87, 23.32)
CIE-LCH	lch(44.28, 46.19, 149.68°)
OKLab	oklab(50.62% -0.1073 0.0574)
OKLCH	oklch(50.62% 0.122 151.9)
XYZ	xyz(8.0932, 14.0352, 7.1320)
Luminance	0.1404 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7840 #781B53

analogous

#25781B #1B7840 #1B786F

triadic

#1B7840 #401B78 #78401B

tetradic

#1B7840 #1B2578 #781B53 #786F1B

square

#1B7840 #1B2578 #781B53 #786F1B

split-complementary

#1B7840 #6F1B78 #781B25

monochromatic

#06190D #104625 #1B7840 #26AA5B #3BD377

Accessibility & contrast

On white

5.52

#1B7840 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#1B7840 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7840

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7840	#FFFFFF	#000000	##FFFFFF
##1B7840	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786D3C

Deuteranopia (green-blind)

#6D6644

Tritanopia (blue-blind)

#00766A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1b7840;
/* rgb */ color: rgb(27, 120, 64);
/* oklch */ color: oklch(50.6% 0.122 151.9);

Tailwind

colors: {
  custom: {
    50: '#67a075',
    500: '#1b7840',
    950: '#000000',
  },
}

SCSS

$custom: #1b7840;
$custom-light: #67a075;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7840",
  "rgb": {
    "r": 27,
    "g": 120,
    "b": 64
  },
  "hsl": {
    "h": 143.871,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.50619,
    "c": 0.12163,
    "h": 151.9
  },
  "luminance": 0.14036
}

Semantic roles & 50–950 ramp

primary

#1B7840

secondary

#AC4382

accent

#41A5E6

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#070F08

muted

#7A7E7B

Preview Lab

Preview with #1B7840

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

Preview Lab → · Contrast checker → · Palette generator →