#31570F#31570F

#31570F is a dark, moderate yellow-green. Relative luminance 0.075; OKLCH L 41.3% C 0.108 H 133.9°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#31570F
RGB	rgb(49, 87, 15)
HSL	hsl(92, 71%, 20%)
HSV	hsv(92, 83%, 34%)
CMYK	cmyk(43.7%, 0%, 82.8%, 65.9%)
CIE-LAB	lab(32.93, -26.58, 34.87)
CIE-LCH	lch(32.93, 43.85, 127.31°)
OKLab	oklab(41.29% -0.0747 0.0776)
OKLCH	oklch(41.29% 0.108 133.9)
XYZ	xyz(4.7610, 7.5036, 1.6493)
Luminance	0.0750 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31570F #350F57

analogous

#55570F #31570F #0F5711

triadic

#31570F #0F3157 #570F31

tetradic

#31570F #0F5557 #350F57 #57110F

square

#31570F #0F5557 #350F57 #57110F

split-complementary

#31570F #110F57 #570F55

monochromatic

#0F1A05 #142306 #31570F #4E8B18 #6CBF21

Accessibility & contrast

On white

8.40

#31570F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#31570F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31570F

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31570F	#FFFFFF	#000000	##FFFFFF
##31570F	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B4F01

Deuteranopia (green-blind)

#564C17

Tritanopia (blue-blind)

#315349

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #31570f;
/* rgb */ color: rgb(49, 87, 15);
/* oklch */ color: oklch(41.3% 0.108 133.9);

Tailwind

colors: {
  custom: {
    50: '#6d8754',
    500: '#31570f',
    950: '#000000',
  },
}

SCSS

$custom: #31570f;
$custom-light: #6d8754;
$custom-dark: #000000;

JSON

{
  "hex": "#31570f",
  "rgb": {
    "r": 49,
    "g": 87,
    "b": 15
  },
  "hsl": {
    "h": 91.667,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.41289,
    "c": 0.10768,
    "h": 133.9
  },
  "luminance": 0.07504
}

Semantic roles & 50–950 ramp

primary

#31570F

secondary

#643191

accent

#3AED99

background

#F6F8F5

surface

#ECEFE9

border

#C7CAC5

text

#070B03

muted

#7A7C78

Preview Lab

Preview with #31570F

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

Preview Lab → · Contrast checker → · Palette generator →