#1F552E#1F552E

#1F552E is a dark, moderate green. Relative luminance 0.070; OKLCH L 40.2% C 0.087 H 149.9°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#1F552E
RGB	rgb(31, 85, 46)
HSL	hsl(137, 47%, 23%)
HSV	hsv(137, 64%, 33%)
CMYK	cmyk(63.5%, 0%, 45.9%, 66.7%)
CIE-LAB	lab(31.77, -27.67, 17.55)
CIE-LCH	lch(31.77, 32.77, 147.61°)
OKLab	oklab(40.24% -0.0748 0.0434)
OKLCH	oklch(40.24% 0.087 149.9)
XYZ	xyz(4.3064, 6.9852, 3.7056)
Luminance	0.0699 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F552E #551F46

analogous

#2B551F #1F552E #1F5549

triadic

#1F552E #2E1F55 #552E1F

tetradic

#1F552E #1F2B55 #551F46 #55491F

square

#1F552E #1F2B55 #551F46 #55491F

split-complementary

#1F552E #491F55 #551F2B

monochromatic

#08160C #0F2816 #1F552E #2F8246 #40AF5F

Accessibility & contrast

On white

8.76

#1F552E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1F552E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F552E

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F552E	#FFFFFF	#000000	##FFFFFF
##1F552E	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E2B

Deuteranopia (green-blind)

#4E4931

Tritanopia (blue-blind)

#10534B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1f552e;
/* rgb */ color: rgb(31, 85, 46);
/* oklch */ color: oklch(40.2% 0.087 149.9);

Tailwind

colors: {
  custom: {
    50: '#618567',
    500: '#1f552e',
    950: '#000000',
  },
}

SCSS

$custom: #1f552e;
$custom-light: #618567;
$custom-dark: #000000;

JSON

{
  "hex": "#1f552e",
  "rgb": {
    "r": 31,
    "g": 85,
    "b": 46
  },
  "hsl": {
    "h": 136.667,
    "s": 46.552,
    "l": 22.745
  },
  "oklch": {
    "l": 0.40238,
    "c": 0.08651,
    "h": 149.9
  },
  "luminance": 0.06986
}

Semantic roles & 50–950 ramp

primary

#1F552E

secondary

#8A4677

accent

#52B1D6

background

#F5F8F6

surface

#EAEFEB

border

#C6CAC6

text

#050B06

muted

#797C7A

Preview Lab

Preview with #1F552E

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

Preview Lab → · Contrast checker → · Palette generator →