#63801C#63801C

#63801C is a mid, vivid yellow-green. Relative luminance 0.182; OKLCH L 55.8% C 0.128 H 124.9°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#63801C
RGB	rgb(99, 128, 28)
HSL	hsl(77, 64%, 31%)
HSV	hsv(77, 78%, 50%)
CMYK	cmyk(22.7%, 0%, 78.1%, 49.8%)
CIE-LAB	lab(49.71, -25.11, 47.26)
CIE-LCH	lch(49.71, 53.52, 117.99°)
OKLab	oklab(55.79% -0.073 0.1046)
OKLCH	oklch(55.79% 0.128 124.9)
XYZ	xyz(13.0745, 18.1747, 3.9176)
Luminance	0.1817 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63801C #391C80

analogous

#806B1C #63801C #31801C

triadic

#63801C #1C6380 #801C63

tetradic

#63801C #1C806B #391C80 #801C31

square

#63801C #1C806B #391C80 #801C31

split-complementary

#63801C #1C3180 #6B1C80

monochromatic

#151C06 #3C4E11 #63801C #8AB227 #AAD541

Accessibility & contrast

On white

4.53

#63801C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#63801C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63801C

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63801C	#FFFFFF	#000000	##000000
##63801C	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877704

Deuteranopia (green-blind)

#847626

Tritanopia (blue-blind)

#68796D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #63801c;
/* rgb */ color: rgb(99, 128, 28);
/* oklch */ color: oklch(55.8% 0.128 124.9);

Tailwind

colors: {
  custom: {
    50: '#93a561',
    500: '#63801c',
    950: '#000000',
  },
}

SCSS

$custom: #63801c;
$custom-light: #93a561;
$custom-dark: #000000;

JSON

{
  "hex": "#63801c",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 28
  },
  "hsl": {
    "h": 77.4,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55792,
    "c": 0.12755,
    "h": 124.9
  },
  "luminance": 0.18175
}

Semantic roles & 50–950 ramp

primary

#63801C

secondary

#6544B3

accent

#41E771

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D0F05

muted

#7E7F7A

Preview Lab

Preview with #63801C

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

Preview Lab → · Contrast checker → · Palette generator →