#135B6F#135B6F

#135B6F is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 43.9% C 0.074 H 221.5°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#135B6F
RGB	rgb(19, 91, 111)
HSL	hsl(193, 71%, 25%)
HSV	hsv(193, 83%, 44%)
CMYK	cmyk(82.9%, 18%, 0%, 56.5%)
CIE-LAB	lab(35.53, -13.77, -17.49)
CIE-LCH	lch(35.53, 22.26, 231.79°)
OKLab	oklab(43.86% -0.0554 -0.049)
OKLCH	oklch(43.86% 0.074 221.5)
XYZ	xyz(6.8777, 8.7675, 16.3656)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135B6F #6F2713

analogous

#136F55 #135B6F #132D6F

triadic

#135B6F #6F135B #5B6F13

tetradic

#135B6F #55136F #6F2713 #2D6F13

square

#135B6F #55136F #6F2713 #2D6F13

split-complementary

#135B6F #6F132D #6F5513

monochromatic

#04151A #0A303B #135B6F #1C86A3 #25B1D8

Accessibility & contrast

On white

7.63

#135B6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#135B6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135B6F

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135B6F	#FFFFFF	#000000	##FFFFFF
##135B6F	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5970

Deuteranopia (green-blind)

#43506F

Tritanopia (blue-blind)

#006161

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #135b6f;
/* rgb */ color: rgb(19, 91, 111);
/* oklch */ color: oklch(43.9% 0.074 221.5);

Tailwind

colors: {
  custom: {
    50: '#628998',
    500: '#135b6f',
    950: '#000000',
  },
}

SCSS

$custom: #135b6f;
$custom-light: #628998;
$custom-dark: #000000;

JSON

{
  "hex": "#135b6f",
  "rgb": {
    "r": 19,
    "g": 91,
    "b": 111
  },
  "hsl": {
    "h": 193.043,
    "s": 70.769,
    "l": 25.49
  },
  "oklch": {
    "l": 0.43861,
    "c": 0.07392,
    "h": 221.5
  },
  "luminance": 0.08768
}

Semantic roles & 50–950 ramp

primary

#135B6F

secondary

#A65038

accent

#613AEE

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #135B6F

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

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