#637411#637411

#637411 is a mid, moderate yellow-green. Relative luminance 0.152; OKLCH L 52.7% C 0.118 H 119.7°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#637411
RGB	rgb(99, 116, 17)
HSL	hsl(70, 74%, 26%)
HSV	hsv(70, 85%, 45%)
CMYK	cmyk(14.7%, 0%, 85.3%, 54.5%)
CIE-LAB	lab(45.89, -19.50, 47.28)
CIE-LCH	lch(45.89, 51.14, 112.42°)
OKLab	oklab(52.69% -0.0585 0.1027)
OKLCH	oklch(52.69% 0.118 119.7)
XYZ	xyz(11.4924, 15.1840, 2.8556)
Luminance	0.1518 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637411 #221174

analogous

#745311 #637411 #317411

triadic

#637411 #116374 #741163

tetradic

#637411 #117453 #221174 #741131

square

#637411 #117453 #221174 #741131

split-complementary

#637411 #113174 #531174

monochromatic

#171B04 #353F09 #637411 #91A919 #BEDE21

Accessibility & contrast

On white

5.20

#637411 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#637411 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637411

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637411	#FFFFFF	#000000	##FFFFFF
##637411	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6D00

Deuteranopia (green-blind)

#7A6D1C

Tritanopia (blue-blind)

#696D62

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #637411;
/* rgb */ color: rgb(99, 116, 17);
/* oklch */ color: oklch(52.7% 0.118 119.7);

Tailwind

colors: {
  custom: {
    50: '#939c5a',
    500: '#637411',
    950: '#000000',
  },
}

SCSS

$custom: #637411;
$custom-light: #939c5a;
$custom-dark: #000000;

JSON

{
  "hex": "#637411",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 17
  },
  "hsl": {
    "h": 70.303,
    "s": 74.436,
    "l": 26.078
  },
  "oklch": {
    "l": 0.52685,
    "c": 0.11817,
    "h": 119.7
  },
  "luminance": 0.15184
}

Semantic roles & 50–950 ramp

primary

#637411

secondary

#4A36AB

accent

#37F157

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E04

muted

#7E7E79

Preview Lab

Preview with #637411

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

Preview Lab → · Contrast checker → · Palette generator →