#373F0F#373F0F

#373F0F is a dark, moderate yellow-green. Relative luminance 0.044; OKLCH L 34.9% C 0.070 H 118.3°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#373F0F
RGB	rgb(55, 63, 15)
HSL	hsl(70, 62%, 15%)
HSV	hsv(70, 76%, 25%)
CMYK	cmyk(12.7%, 0%, 76.2%, 75.3%)
CIE-LAB	lab(24.96, -11.16, 27.12)
CIE-LCH	lch(24.96, 29.32, 112.37°)
OKLab	oklab(34.92% -0.0329 0.0612)
OKLCH	oklch(34.92% 0.07 118.3)
XYZ	xyz(3.4393, 4.4018, 1.1203)
Luminance	0.0440 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 10.13

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373F0F #170F3F

analogous

#3F2F0F #373F0F #1F3F0F

triadic

#373F0F #0F373F #3F0F37

tetradic

#373F0F #0F3F2F #170F3F #3F0F1F

square

#373F0F #0F3F2F #170F3F #3F0F1F

split-complementary

#373F0F #0F1F3F #2F0F3F

monochromatic

#161906 #161906 #373F0F #62701B #8DA227

Accessibility & contrast

On white

11.17

#373F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#373F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373F0F

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373F0F	#FFFFFF	#000000	##FFFFFF
##373F0F	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B08

Deuteranopia (green-blind)

#433B13

Tritanopia (blue-blind)

#3B3B35

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #373f0f;
/* rgb */ color: rgb(55, 63, 15);
/* oklch */ color: oklch(34.9% 0.070 118.3);

Tailwind

colors: {
  custom: {
    50: '#707450',
    500: '#373f0f',
    950: '#000000',
  },
}

SCSS

$custom: #373f0f;
$custom-light: #707450;
$custom-dark: #000000;

JSON

{
  "hex": "#373f0f",
  "rgb": {
    "r": 55,
    "g": 63,
    "b": 15
  },
  "hsl": {
    "h": 70,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.34925,
    "c": 0.0695,
    "h": 118.3
  },
  "luminance": 0.04402
}

Semantic roles & 50–950 ramp

primary

#373F0F

secondary

#3D3079

accent

#43E55E

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#070802

muted

#7A7B78

Preview Lab

Preview with #373F0F

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

Preview Lab → · Contrast checker → · Palette generator →