#678E31#678E31

#678E31 is a mid, vivid yellow-green. Relative luminance 0.225; OKLCH L 59.8% C 0.129 H 129.1°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#678E31
RGB	rgb(103, 142, 49)
HSL	hsl(85, 49%, 37%)
HSV	hsv(85, 65%, 56%)
CMYK	cmyk(27.5%, 0%, 65.5%, 44.3%)
CIE-LAB	lab(54.50, -28.85, 43.77)
CIE-LCH	lch(54.50, 52.42, 123.39°)
OKLab	oklab(59.8% -0.0816 0.1005)
OKLCH	oklch(59.8% 0.129 129.1)
XYZ	xyz(15.8208, 22.4509, 6.4051)
Luminance	0.2245 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678E31 #58318E

analogous

#8E8631 #678E31 #398E31

triadic

#678E31 #31678E #8E3167

tetradic

#678E31 #318E86 #58318E #8E3139

square

#678E31 #318E86 #58318E #8E3139

split-complementary

#678E31 #31398E #86318E

monochromatic

#253312 #466121 #678E31 #88BB41 #A4CD6D

Accessibility & contrast

On white

3.82

#678E31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#678E31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678E31

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678E31	#FFFFFF	#000000	##000000
##678E31	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958425

Deuteranopia (green-blind)

#8F8138

Tritanopia (blue-blind)

#6A887B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #678e31;
/* rgb */ color: rgb(103, 142, 49);
/* oklch */ color: oklch(59.8% 0.129 129.1);

Tailwind

colors: {
  custom: {
    50: '#95af6e',
    500: '#678e31',
    950: '#000000',
  },
}

SCSS

$custom: #678e31;
$custom-light: #95af6e;
$custom-dark: #000000;

JSON

{
  "hex": "#678e31",
  "rgb": {
    "r": 103,
    "g": 142,
    "b": 49
  },
  "hsl": {
    "h": 85.161,
    "s": 48.691,
    "l": 37.451
  },
  "oklch": {
    "l": 0.59796,
    "c": 0.12941,
    "h": 129.1
  },
  "luminance": 0.22451
}

Semantic roles & 50–950 ramp

primary

#678E31

secondary

#8767B4

accent

#50D889

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #678E31

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

Preview Lab → · Contrast checker → · Palette generator →