#138F5B#138F5B

#138F5B is a mid, vivid teal. Relative luminance 0.205; OKLCH L 57.5% C 0.129 H 158.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#138F5B
RGB	rgb(19, 143, 91)
HSL	hsl(155, 77%, 32%)
HSV	hsv(155, 87%, 56%)
CMYK	cmyk(86.7%, 0%, 36.4%, 43.9%)
CIE-LAB	lab(52.44, -44.32, 18.94)
CIE-LCH	lch(52.44, 48.20, 156.86°)
OKLab	oklab(57.48% -0.1198 0.0477)
OKLCH	oklch(57.48% 0.129 158.3)
XYZ	xyz(11.9781, 20.5372, 13.2283)
Luminance	0.2054 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#138F5B #8F1347

analogous

#138F1D #138F5B #13858F

triadic

#138F5B #5B138F #8F5B13

tetradic

#138F5B #1D138F #8F1347 #858F13

square

#138F5B #1D138F #8F1347 #858F13

split-complementary

#138F5B #8F1385 #8F1D13

monochromatic

#052316 #0C5939 #138F5B #1AC57D #38E59C

Accessibility & contrast

On white

4.11

#138F5B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#138F5B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #138F5B

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##138F5B	#FFFFFF	#000000	##000000
##138F5B	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8358

Deuteranopia (green-blind)

#80795E

Tritanopia (blue-blind)

#008E82

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #138f5b;
/* rgb */ color: rgb(19, 143, 91);
/* oklch */ color: oklch(57.5% 0.129 158.3);

Tailwind

colors: {
  custom: {
    50: '#6bb189',
    500: '#138f5b',
    950: '#000000',
  },
}

SCSS

$custom: #138f5b;
$custom-light: #6bb189;
$custom-dark: #000000;

JSON

{
  "hex": "#138f5b",
  "rgb": {
    "r": 19,
    "g": 143,
    "b": 91
  },
  "hsl": {
    "h": 154.839,
    "s": 76.543,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5748,
    "c": 0.1289,
    "h": 158.3
  },
  "luminance": 0.20539
}

Semantic roles & 50–950 ramp

primary

#138F5B

secondary

#C33B74

accent

#3585F3

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#08110B

muted

#7B807C

Preview Lab

Preview with #138F5B

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

Preview Lab → · Contrast checker → · Palette generator →