#237B40#237B40

#237B40 is a mid, vivid green. Relative luminance 0.149; OKLCH L 51.7% C 0.123 H 150.3°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#237B40
RGB	rgb(35, 123, 64)
HSL	hsl(140, 56%, 31%)
HSV	hsv(140, 72%, 48%)
CMYK	cmyk(71.5%, 0%, 48%, 51.8%)
CIE-LAB	lab(45.49, -39.69, 24.89)
CIE-LCH	lch(45.49, 46.85, 147.90°)
OKLab	oklab(51.66% -0.1069 0.061)
OKLCH	oklch(51.66% 0.123 150.3)
XYZ	xyz(8.7008, 14.8925, 7.2655)
Luminance	0.1489 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237B40 #7B235E

analogous

#327B23 #237B40 #237B6C

triadic

#237B40 #40237B #7B4023

tetradic

#237B40 #23327B #7B235E #7B6C23

square

#237B40 #23327B #7B235E #7B6C23

split-complementary

#237B40 #6C237B #7B2332

monochromatic

#081C0E #154B27 #237B40 #31AB59 #4CCC76

Accessibility & contrast

On white

5.28

#237B40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#237B40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237B40

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237B40	#FFFFFF	#000000	##FFFFFF
##237B40	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C703B

Deuteranopia (green-blind)

#716944

Tritanopia (blue-blind)

#00796D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #237b40;
/* rgb */ color: rgb(35, 123, 64);
/* oklch */ color: oklch(51.7% 0.123 150.3);

Tailwind

colors: {
  custom: {
    50: '#6aa276',
    500: '#237b40',
    950: '#000000',
  },
}

SCSS

$custom: #237b40;
$custom-light: #6aa276;
$custom-dark: #000000;

JSON

{
  "hex": "#237b40",
  "rgb": {
    "r": 35,
    "g": 123,
    "b": 64
  },
  "hsl": {
    "h": 139.773,
    "s": 55.696,
    "l": 30.98
  },
  "oklch": {
    "l": 0.51663,
    "c": 0.12307,
    "h": 150.3
  },
  "luminance": 0.14893
}

Semantic roles & 50–950 ramp

primary

#237B40

secondary

#AE4C8D

accent

#49AEDF

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #237B40

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

Preview Lab → · Contrast checker → · Palette generator →