#123E1F#123E1F

#123E1F is a dark, moderate green. Relative luminance 0.037; OKLCH L 32.4% C 0.073 H 150.1°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#123E1F
RGB	rgb(18, 62, 31)
HSL	hsl(138, 55%, 16%)
HSV	hsv(138, 71%, 24%)
CMYK	cmyk(71%, 0%, 50%, 75.7%)
CIE-LAB	lab(22.56, -23.29, 14.71)
CIE-LCH	lch(22.56, 27.55, 147.72°)
OKLab	oklab(32.45% -0.0629 0.0362)
OKLCH	oklch(32.45% 0.073 150.1)
XYZ	xyz(2.2192, 3.6726, 1.8880)
Luminance	0.0367 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 6.11

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123E1F #3E1231

analogous

#1B3E12 #123E1F #123E35

triadic

#123E1F #1F123E #3E1F12

tetradic

#123E1F #121B3E #3E1231 #3E3512

square

#123E1F #121B3E #3E1231 #3E3512

split-complementary

#123E1F #35123E #3E121B

monochromatic

#07180C #07180C #123E1F #206D37 #2E9D4E

Accessibility & contrast

On white

12.11

#123E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#123E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123E1F

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123E1F	#FFFFFF	#000000	##FFFFFF
##123E1F	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E381D

Deuteranopia (green-blind)

#393421

Tritanopia (blue-blind)

#053D36

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #123e1f;
/* rgb */ color: rgb(18, 62, 31);
/* oklch */ color: oklch(32.4% 0.073 150.1);

Tailwind

colors: {
  custom: {
    50: '#56745b',
    500: '#123e1f',
    950: '#000000',
  },
}

SCSS

$custom: #123e1f;
$custom-light: #56745b;
$custom-dark: #000000;

JSON

{
  "hex": "#123e1f",
  "rgb": {
    "r": 18,
    "g": 62,
    "b": 31
  },
  "hsl": {
    "h": 137.727,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.32447,
    "c": 0.07259,
    "h": 150.1
  },
  "luminance": 0.03673
}

Semantic roles & 50–950 ramp

primary

#123E1F

secondary

#773563

accent

#49B2DE

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#030804

muted

#787B79

Preview Lab

Preview with #123E1F

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

Preview Lab → · Contrast checker → · Palette generator →