#1B613C#1B613C

#1B613C is a dark, moderate green. Relative luminance 0.091; OKLCH L 43.9% C 0.092 H 155.9°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#1B613C
RGB	rgb(27, 97, 60)
HSL	hsl(148, 56%, 24%)
HSV	hsv(148, 72%, 38%)
CMYK	cmyk(72.2%, 0%, 38.1%, 62%)
CIE-LAB	lab(36.19, -31.08, 14.99)
CIE-LCH	lch(36.19, 34.51, 154.25°)
OKLab	oklab(43.92% -0.0842 0.0377)
OKLCH	oklch(43.92% 0.092 155.9)
XYZ	xyz(5.5418, 9.1080, 5.7401)
Luminance	0.0911 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B613C #611B40

analogous

#1D611B #1B613C #1B615F

triadic

#1B613C #3C1B61 #613C1B

tetradic

#1B613C #1B1D61 #611B40 #615F1B

square

#1B613C #1B1D61 #611B40 #615F1B

split-complementary

#1B613C #5F1B61 #611B1D

monochromatic

#07180F #0E311E #1B613C #28915A #36C177

Accessibility & contrast

On white

7.44

#1B613C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#1B613C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B613C

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B613C	#FFFFFF	#000000	##FFFFFF
##1B613C	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60593A

Deuteranopia (green-blind)

#58533E

Tritanopia (blue-blind)

#006057

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1b613c;
/* rgb */ color: rgb(27, 97, 60);
/* oklch */ color: oklch(43.9% 0.092 155.9);

Tailwind

colors: {
  custom: {
    50: '#618e72',
    500: '#1b613c',
    950: '#000000',
  },
}

SCSS

$custom: #1b613c;
$custom-light: #618e72;
$custom-dark: #000000;

JSON

{
  "hex": "#1b613c",
  "rgb": {
    "r": 27,
    "g": 97,
    "b": 60
  },
  "hsl": {
    "h": 148.286,
    "s": 56.452,
    "l": 24.314
  },
  "oklch": {
    "l": 0.43923,
    "c": 0.09222,
    "h": 155.9
  },
  "luminance": 0.09109
}

Semantic roles & 50–950 ramp

primary

#1B613C

secondary

#97416E

accent

#4898E0

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#050C08

muted

#7A7D7B

Preview Lab

Preview with #1B613C

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

Preview Lab → · Contrast checker → · Palette generator →