#618B21#618B21

#618B21 is a mid, vivid yellow-green. Relative luminance 0.211; OKLCH L 58.5% C 0.140 H 129.2°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#618B21
RGB	rgb(97, 139, 33)
HSL	hsl(84, 62%, 34%)
HSV	hsv(84, 76%, 55%)
CMYK	cmyk(30.2%, 0%, 76.3%, 45.5%)
CIE-LAB	lab(53.08, -30.97, 48.67)
CIE-LCH	lch(53.08, 57.69, 122.46°)
OKLab	oklab(58.5% -0.0884 0.1085)
OKLCH	oklch(58.5% 0.14 129.2)
XYZ	xyz(14.4369, 21.1160, 4.7537)
Luminance	0.2112 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618B21 #4B218B

analogous

#8B8021 #618B21 #2C8B21

triadic

#618B21 #21618B #8B2161

tetradic

#618B21 #218B80 #4B218B #8B212C

square

#618B21 #218B80 #4B218B #8B212C

split-complementary

#618B21 #212C8B #80218B

monochromatic

#1C280A #3E5A15 #618B21 #84BC2D #A1D651

Accessibility & contrast

On white

4.02

#618B21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#618B21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618B21

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618B21	#FFFFFF	#000000	##000000
##618B21	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810A

Deuteranopia (green-blind)

#8C7E2B

Tritanopia (blue-blind)

#648577

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #618b21;
/* rgb */ color: rgb(97, 139, 33);
/* oklch */ color: oklch(58.5% 0.140 129.2);

Tailwind

colors: {
  custom: {
    50: '#92ad65',
    500: '#618b21',
    950: '#000000',
  },
}

SCSS

$custom: #618b21;
$custom-light: #92ad65;
$custom-dark: #000000;

JSON

{
  "hex": "#618b21",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 33
  },
  "hsl": {
    "h": 83.774,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.58503,
    "c": 0.13992,
    "h": 129.2
  },
  "luminance": 0.21116
}

Semantic roles & 50–950 ramp

primary

#618B21

secondary

#794FB9

accent

#43E583

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #618B21

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

Preview Lab → · Contrast checker → · Palette generator →