#31B575#31B575

#31B575 is a light, vivid teal. Relative luminance 0.350; OKLCH L 68.7% C 0.147 H 157.1°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#31B575
RGB	rgb(49, 181, 117)
HSL	hsl(151, 57%, 45%)
HSV	hsv(151, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 35.4%, 29%)
CIE-LAB	lab(65.74, -50.04, 22.73)
CIE-LCH	lch(65.74, 54.96, 155.57°)
OKLab	oklab(68.74% -0.1355 0.0572)
OKLCH	oklch(68.74% 0.147 157.1)
XYZ	xyz(20.9993, 34.9826, 22.4718)
Luminance	0.3498 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B575 #B53171

analogous

#31B533 #31B575 #31B3B5

triadic

#31B575 #7531B5 #B57531

tetradic

#31B575 #3331B5 #B53171 #B3B531

square

#31B575 #3331B5 #B53171 #B3B531

split-complementary

#31B575 #B531B3 #B53331

monochromatic

#175537 #248556 #31B575 #53D094 #83DDB2

Accessibility & contrast

On white

2.63

#31B575 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#31B575 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B575

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B575	#FFFFFF	#000000	##000000
##31B575	1.00	2.63	8.00	8.00
#FFFFFF	2.63	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A771

Deuteranopia (green-blind)

#A39B79

Tritanopia (blue-blind)

#00B4A4

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b575;
/* rgb */ color: rgb(49, 181, 117);
/* oklch */ color: oklch(68.7% 0.147 157.1);

Tailwind

colors: {
  custom: {
    50: '#7ccc9d',
    500: '#31b575',
    950: '#000000',
  },
}

SCSS

$custom: #31b575;
$custom-light: #7ccc9d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b575",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 117
  },
  "hsl": {
    "h": 150.909,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6874,
    "c": 0.14706,
    "h": 157.1
  },
  "luminance": 0.34985
}

Semantic roles & 50–950 ramp

primary

#31B575

secondary

#C77BA0

accent

#4792E1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B575

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

Preview Lab → · Contrast checker → · Palette generator →