#31973B#31973B

#31973B is a mid, vivid green. Relative luminance 0.231; OKLCH L 59.7% C 0.160 H 144.8°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#31973B
RGB	rgb(49, 151, 59)
HSL	hsl(126, 51%, 39%)
HSV	hsv(126, 68%, 59%)
CMYK	cmyk(67.5%, 0%, 60.9%, 40.8%)
CIE-LAB	lab(55.18, -48.37, 39.29)
CIE-LCH	lch(55.18, 62.32, 140.92°)
OKLab	oklab(59.75% -0.1309 0.0925)
OKLCH	oklch(59.75% 0.16 144.8)
XYZ	xyz(13.1218, 23.1006, 7.9042)
Luminance	0.2310 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31973B #97318D

analogous

#5A9731 #31973B #31976E

triadic

#31973B #3B3197 #973B31

tetradic

#31973B #315A97 #97318D #976E31

square

#31973B #315A97 #97318D #976E31

split-complementary

#31973B #6E3197 #97315A

monochromatic

#133B17 #226929 #31973B #43C250 #71D17B

Accessibility & contrast

On white

3.74

#31973B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#31973B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31973B

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31973B	#FFFFFF	#000000	##000000
##31973B	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8931

Deuteranopia (green-blind)

#8D8142

Tritanopia (blue-blind)

#149383

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #31973b;
/* rgb */ color: rgb(49, 151, 59);
/* oklch */ color: oklch(59.7% 0.160 144.8);

Tailwind

colors: {
  custom: {
    50: '#77b774',
    500: '#31973b',
    950: '#000000',
  },
}

SCSS

$custom: #31973b;
$custom-light: #77b774;
$custom-dark: #000000;

JSON

{
  "hex": "#31973b",
  "rgb": {
    "r": 49,
    "g": 151,
    "b": 59
  },
  "hsl": {
    "h": 125.882,
    "s": 51,
    "l": 39.216
  },
  "oklch": {
    "l": 0.59747,
    "c": 0.16028,
    "h": 144.8
  },
  "luminance": 0.23102
}

Semantic roles & 50–950 ramp

primary

#31973B

secondary

#B96BB1

accent

#4DCDDA

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#0A1108

muted

#7C807B

Preview Lab

Preview with #31973B

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

Preview Lab → · Contrast checker → · Palette generator →