#258A55#258A55

#258A55 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.3% C 0.123 H 155.5°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#258A55
RGB	rgb(37, 138, 85)
HSL	hsl(149, 58%, 34%)
HSV	hsv(149, 73%, 54%)
CMYK	cmyk(73.2%, 0%, 38.4%, 45.9%)
CIE-LAB	lab(50.95, -41.35, 20.35)
CIE-LCH	lch(50.95, 46.08, 153.79°)
OKLab	oklab(56.3% -0.1117 0.051)
OKLCH	oklch(56.3% 0.123 155.5)
XYZ	xyz(11.4901, 19.2248, 11.6978)
Luminance	0.1923 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258A55 #8A255A

analogous

#288A25 #258A55 #258A88

triadic

#258A55 #55258A #8A5525

tetradic

#258A55 #25288A #8A255A #8A8825

square

#258A55 #25288A #8A255A #8A8825

split-complementary

#258A55 #88258A #8A2528

monochromatic

#0B291A #185A37 #258A55 #32BA73 #57D292

Accessibility & contrast

On white

4.33

#258A55 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#258A55 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258A55

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258A55	#FFFFFF	#000000	##000000
##258A55	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)

#897F51

Deuteranopia (green-blind)

#7D7658

Tritanopia (blue-blind)

#00897D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258a55;
/* rgb */ color: rgb(37, 138, 85);
/* oklch */ color: oklch(56.3% 0.123 155.5);

Tailwind

colors: {
  custom: {
    50: '#6ead85',
    500: '#258a55',
    950: '#000000',
  },
}

SCSS

$custom: #258a55;
$custom-light: #6ead85;
$custom-dark: #000000;

JSON

{
  "hex": "#258a55",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 85
  },
  "hsl": {
    "h": 148.515,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56298,
    "c": 0.12281,
    "h": 155.5
  },
  "luminance": 0.19226
}

Semantic roles & 50–950 ramp

primary

#258A55

secondary

#B75488

accent

#4798E1

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #258A55

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

Preview Lab → · Contrast checker → · Palette generator →