#135B6D#135B6D

#135B6D is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.8% C 0.073 H 219.2°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#135B6D
RGB	rgb(19, 91, 109)
HSL	hsl(192, 70%, 25%)
HSV	hsv(192, 83%, 43%)
CMYK	cmyk(82.6%, 16.5%, 0%, 57.3%)
CIE-LAB	lab(35.45, -14.51, -16.38)
CIE-LCH	lch(35.45, 21.88, 228.47°)
OKLab	oklab(43.76% -0.0562 -0.0458)
OKLCH	oklch(43.76% 0.073 219.2)
XYZ	xyz(6.7688, 8.7239, 15.7922)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135B6D #6D2513

analogous

#136D52 #135B6D #132E6D

triadic

#135B6D #6D135B #5B6D13

tetradic

#135B6D #52136D #6D2513 #2E6D13

square

#135B6D #52136D #6D2513 #2E6D13

split-complementary

#135B6D #6D132E #6D5213

monochromatic

#05161A #0A2F39 #135B6D #1C87A1 #25B2D5

Accessibility & contrast

On white

7.65

#135B6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#135B6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135B6D

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135B6D	#FFFFFF	#000000	##FFFFFF
##135B6D	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50586E

Deuteranopia (green-blind)

#44506D

Tritanopia (blue-blind)

#006161

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #135b6d;
/* rgb */ color: rgb(19, 91, 109);
/* oklch */ color: oklch(43.8% 0.073 219.2);

Tailwind

colors: {
  custom: {
    50: '#628997',
    500: '#135b6d',
    950: '#000000',
  },
}

SCSS

$custom: #135b6d;
$custom-light: #628997;
$custom-dark: #000000;

JSON

{
  "hex": "#135b6d",
  "rgb": {
    "r": 19,
    "g": 91,
    "b": 109
  },
  "hsl": {
    "h": 192,
    "s": 70.313,
    "l": 25.098
  },
  "oklch": {
    "l": 0.43764,
    "c": 0.07253,
    "h": 219.2
  },
  "luminance": 0.08725
}

Semantic roles & 50–950 ramp

primary

#135B6D

secondary

#A44D38

accent

#5E3BED

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #135B6D

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

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