#258B4F#258B4F

#258B4F is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.5% C 0.130 H 152.8°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#258B4F
RGB	rgb(37, 139, 79)
HSL	hsl(145, 58%, 35%)
HSV	hsv(145, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 43.2%, 45.5%)
CIE-LAB	lab(51.18, -42.93, 23.98)
CIE-LCH	lch(51.18, 49.18, 150.81°)
OKLab	oklab(56.45% -0.1157 0.0594)
OKLCH	oklch(56.45% 0.13 152.8)
XYZ	xyz(11.4058, 19.4218, 10.5433)
Luminance	0.1942 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B4F #8B2561

analogous

#2E8B25 #258B4F #258B82

triadic

#258B4F #4F258B #8B4F25

tetradic

#258B4F #252E8B #8B2561 #8B8225

square

#258B4F #252E8B #8B2561 #8B8225

split-complementary

#258B4F #82258B #8B252E

monochromatic

#0B2A18 #185B34 #258B4F #32BB6A #58D38A

Accessibility & contrast

On white

4.30

#258B4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#258B4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B4F

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B4F	#FFFFFF	#000000	##000000
##258B4F	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F4B

Deuteranopia (green-blind)

#7F7653

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #258b4f;
/* rgb */ color: rgb(37, 139, 79);
/* oklch */ color: oklch(56.5% 0.130 152.8);

Tailwind

colors: {
  custom: {
    50: '#6fae81',
    500: '#258b4f',
    950: '#000000',
  },
}

SCSS

$custom: #258b4f;
$custom-light: #6fae81;
$custom-dark: #000000;

JSON

{
  "hex": "#258b4f",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 79
  },
  "hsl": {
    "h": 144.706,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56451,
    "c": 0.13004,
    "h": 152.8
  },
  "luminance": 0.19423
}

Semantic roles & 50–950 ramp

primary

#258B4F

secondary

#B7558F

accent

#47A2E1

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #258B4F

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

Preview Lab → · Contrast checker → · Palette generator →