#258B21#258B21

#258B21 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.8% C 0.168 H 142.5°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#258B21
RGB	rgb(37, 139, 33)
HSL	hsl(118, 62%, 34%)
HSV	hsv(118, 76%, 55%)
CMYK	cmyk(73.4%, 0%, 76.3%, 45.5%)
CIE-LAB	lab(50.65, -49.13, 45.47)
CIE-LCH	lch(50.65, 66.94, 137.22°)
OKLab	oklab(55.84% -0.1336 0.1026)
OKLCH	oklch(55.84% 0.168 142.5)
XYZ	xyz(10.2695, 18.9672, 4.5584)
Luminance	0.1897 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B21 #87218B

analogous

#5A8B21 #258B21 #218B52

triadic

#258B21 #21258B #8B2125

tetradic

#258B21 #215A8B #87218B #8B5221

square

#258B21 #215A8B #87218B #8B5221

split-complementary

#258B21 #52218B #8B215A

monochromatic

#0B280A #185A15 #258B21 #32BC2D #56D651

Accessibility & contrast

On white

4.38

#258B21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#258B21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B21

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B21	#FFFFFF	#000000	##000000
##258B21	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D0B

Deuteranopia (green-blind)

#83762C

Tritanopia (blue-blind)

#028777

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258b21;
/* rgb */ color: rgb(37, 139, 33);
/* oklch */ color: oklch(55.8% 0.168 142.5);

Tailwind

colors: {
  custom: {
    50: '#70ae64',
    500: '#258b21',
    950: '#000000',
  },
}

SCSS

$custom: #258b21;
$custom-light: #70ae64;
$custom-dark: #000000;

JSON

{
  "hex": "#258b21",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 33
  },
  "hsl": {
    "h": 117.736,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.55843,
    "c": 0.16845,
    "h": 142.5
  },
  "luminance": 0.18968
}

Semantic roles & 50–950 ramp

primary

#258B21

secondary

#B54FB9

accent

#43E5DF

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #258B21

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

Preview Lab → · Contrast checker → · Palette generator →