#258B43#258B43

#258B43 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.2% C 0.142 H 148.9°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#258B43
RGB	rgb(37, 139, 67)
HSL	hsl(138, 58%, 35%)
HSV	hsv(138, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 51.8%, 45.5%)
CIE-LAB	lab(50.99, -45.04, 30.21)
CIE-LCH	lch(50.99, 54.23, 146.15°)
OKLab	oklab(56.24% -0.1212 0.0732)
OKLCH	oklch(56.24% 0.142 148.9)
XYZ	xyz(11.0078, 19.2626, 8.4470)
Luminance	0.1926 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B43 #8B256D

analogous

#3A8B25 #258B43 #258B76

triadic

#258B43 #43258B #8B4325

tetradic

#258B43 #253A8B #8B256D #8B7625

square

#258B43 #253A8B #8B256D #8B7625

split-complementary

#258B43 #76258B #8B253A

monochromatic

#0B2A14 #185B2C #258B43 #32BB5A #58D37C

Accessibility & contrast

On white

4.33

#258B43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#258B43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B43

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B43	#FFFFFF	#000000	##000000
##258B43	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7F3D

Deuteranopia (green-blind)

#807648

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258b43;
/* rgb */ color: rgb(37, 139, 67);
/* oklch */ color: oklch(56.2% 0.142 148.9);

Tailwind

colors: {
  custom: {
    50: '#6fae79',
    500: '#258b43',
    950: '#000000',
  },
}

SCSS

$custom: #258b43;
$custom-light: #6fae79;
$custom-dark: #000000;

JSON

{
  "hex": "#258b43",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 67
  },
  "hsl": {
    "h": 137.647,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56239,
    "c": 0.14159,
    "h": 148.9
  },
  "luminance": 0.19264
}

Semantic roles & 50–950 ramp

primary

#258B43

secondary

#B7559A

accent

#47B4E1

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #258B43

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

Preview Lab → · Contrast checker → · Palette generator →