#31B279#31B279

#31B279 is a light, vivid teal. Relative luminance 0.339; OKLCH L 68.0% C 0.140 H 159.4°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#31B279
RGB	rgb(49, 178, 121)
HSL	hsl(153, 57%, 45%)
HSV	hsv(153, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 32%, 30.2%)
CIE-LAB	lab(64.86, -48.02, 19.39)
CIE-LCH	lch(64.86, 51.79, 158.02°)
OKLab	oklab(68.05% -0.1306 0.0491)
OKLCH	oklch(68.05% 0.14 159.4)
XYZ	xyz(20.6361, 33.8719, 23.5358)
Luminance	0.3387 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B279 #B2316A

analogous

#31B238 #31B279 #31ABB2

triadic

#31B279 #7931B2 #B27931

tetradic

#31B279 #3831B2 #B2316A #ABB231

square

#31B279 #3831B2 #B2316A #ABB231

split-complementary

#31B279 #B231AB #B23831

monochromatic

#175238 #248258 #31B279 #51CF97 #81DCB4

Accessibility & contrast

On white

2.70

#31B279 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#31B279 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B279

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B279	#FFFFFF	#000000	##000000
##31B279	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A476

Deuteranopia (green-blind)

#A0997D

Tritanopia (blue-blind)

#00B1A3

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b279;
/* rgb */ color: rgb(49, 178, 121);
/* oklch */ color: oklch(68.0% 0.140 159.4);

Tailwind

colors: {
  custom: {
    50: '#7bcaa0',
    500: '#31b279',
    950: '#000000',
  },
}

SCSS

$custom: #31b279;
$custom-light: #7bcaa0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b279",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 121
  },
  "hsl": {
    "h": 153.488,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.68045,
    "c": 0.1395,
    "h": 159.4
  },
  "luminance": 0.33874
}

Semantic roles & 50–950 ramp

primary

#31B279

secondary

#C5799B

accent

#488BE0

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B279

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

Preview Lab → · Contrast checker → · Palette generator →