#175B2B#175B2B

#175B2B is a dark, moderate green. Relative luminance 0.078; OKLCH L 41.7% C 0.103 H 149.1°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#175B2B
RGB	rgb(23, 91, 43)
HSL	hsl(138, 60%, 22%)
HSV	hsv(138, 75%, 36%)
CMYK	cmyk(74.7%, 0%, 52.7%, 64.3%)
CIE-LAB	lab(33.64, -32.70, 21.64)
CIE-LCH	lch(33.64, 39.21, 146.50°)
OKLab	oklab(41.69% -0.0881 0.0526)
OKLCH	oklch(41.69% 0.103 149.1)
XYZ	xyz(4.5301, 7.8382, 3.5592)
Luminance	0.0784 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B2B #5B1747

analogous

#255B17 #175B2B #175B4D

triadic

#175B2B #2B175B #5B2B17

tetradic

#175B2B #17255B #5B1747 #5B4D17

square

#175B2B #17255B #5B1747 #5B4D17

split-complementary

#175B2B #4D175B #5B1725

monochromatic

#06180C #0B2A14 #175B2B #238C42 #30BD59

Accessibility & contrast

On white

8.18

#175B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#175B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B2B

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B2B	#FFFFFF	#000000	##FFFFFF
##175B2B	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5327

Deuteranopia (green-blind)

#544D2E

Tritanopia (blue-blind)

#005950

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #175b2b;
/* rgb */ color: rgb(23, 91, 43);
/* oklch */ color: oklch(41.7% 0.103 149.1);

Tailwind

colors: {
  custom: {
    50: '#5f8a65',
    500: '#175b2b',
    950: '#000000',
  },
}

SCSS

$custom: #175b2b;
$custom-light: #5f8a65;
$custom-dark: #000000;

JSON

{
  "hex": "#175b2b",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 43
  },
  "hsl": {
    "h": 137.647,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.41694,
    "c": 0.10258,
    "h": 149.1
  },
  "luminance": 0.07839
}

Semantic roles & 50–950 ramp

primary

#175B2B

secondary

#923C79

accent

#45B4E3

background

#F5F8F6

surface

#EAF0EB

border

#C6CBC6

text

#050C05

muted

#797D7A

Preview Lab

Preview with #175B2B

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

Preview Lab → · Contrast checker → · Palette generator →