#557B2F#557B2F

#557B2F is a mid, moderate yellow-green. Relative luminance 0.163; OKLCH L 53.7% C 0.114 H 131.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#557B2F
RGB	rgb(85, 123, 47)
HSL	hsl(90, 45%, 33%)
HSV	hsv(90, 62%, 48%)
CMYK	cmyk(30.9%, 0%, 61.8%, 51.8%)
CIE-LAB	lab(47.37, -26.98, 36.52)
CIE-LCH	lch(47.37, 45.40, 126.45°)
OKLab	oklab(53.71% -0.0755 0.0851)
OKLCH	oklch(53.71% 0.114 131.6)
XYZ	xyz(11.3422, 16.3021, 5.2378)
Luminance	0.1630 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557B2F #552F7B

analogous

#7B7B2F #557B2F #2F7B2F

triadic

#557B2F #2F557B #7B2F55

tetradic

#557B2F #2F7B7B #552F7B #7B2F2F

square

#557B2F #2F7B7B #552F7B #7B2F2F

split-complementary

#557B2F #2F2F7B #7B2F7B

monochromatic

#18220D #364F1E #557B2F #74A740 #92C362

Accessibility & contrast

On white

4.93

#557B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#557B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B2F

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557B2F	#FFFFFF	#000000	##FFFFFF
##557B2F	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807227

Deuteranopia (green-blind)

#7B6F35

Tritanopia (blue-blind)

#56766B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #557b2f;
/* rgb */ color: rgb(85, 123, 47);
/* oklch */ color: oklch(53.7% 0.114 131.6);

Tailwind

colors: {
  custom: {
    50: '#87a16b',
    500: '#557b2f',
    950: '#000000',
  },
}

SCSS

$custom: #557b2f;
$custom-light: #87a16b;
$custom-dark: #000000;

JSON

{
  "hex": "#557b2f",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 47
  },
  "hsl": {
    "h": 90,
    "s": 44.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.53708,
    "c": 0.11372,
    "h": 131.6
  },
  "luminance": 0.16302
}

Semantic roles & 50–950 ramp

primary

#557B2F

secondary

#835CAA

accent

#53D494

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0B0F07

muted

#7C7E7A

Preview Lab

Preview with #557B2F

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

Preview Lab → · Contrast checker → · Palette generator →