#135B6C#135B6C

#135B6C is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.7% C 0.072 H 218.0°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#135B6C
RGB	rgb(19, 91, 108)
HSL	hsl(191, 70%, 25%)
HSV	hsv(191, 82%, 42%)
CMYK	cmyk(82.4%, 15.7%, 0%, 57.6%)
CIE-LAB	lab(35.41, -14.87, -15.82)
CIE-LCH	lch(35.41, 21.71, 226.78°)
OKLab	oklab(43.72% -0.0567 -0.0442)
OKLCH	oklch(43.72% 0.072 218)
XYZ	xyz(6.7153, 8.7025, 15.5103)
Luminance	0.0870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135B6C #6C2413

analogous

#136C51 #135B6C #132E6C

triadic

#135B6C #6C135B #5B6C13

tetradic

#135B6C #51136C #6C2413 #2E6C13

square

#135B6C #51136C #6C2413 #2E6C13

split-complementary

#135B6C #6C132E #6C5113

monochromatic

#05161A #0A2F38 #135B6C #1C87A0 #25B3D4

Accessibility & contrast

On white

7.66

#135B6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#135B6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135B6C

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135B6C	#FFFFFF	#000000	##FFFFFF
##135B6C	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50586D

Deuteranopia (green-blind)

#44506C

Tritanopia (blue-blind)

#006160

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #135b6c;
/* rgb */ color: rgb(19, 91, 108);
/* oklch */ color: oklch(43.7% 0.072 218.0);

Tailwind

colors: {
  custom: {
    50: '#628996',
    500: '#135b6c',
    950: '#000000',
  },
}

SCSS

$custom: #135b6c;
$custom-light: #628996;
$custom-dark: #000000;

JSON

{
  "hex": "#135b6c",
  "rgb": {
    "r": 19,
    "g": 91,
    "b": 108
  },
  "hsl": {
    "h": 191.461,
    "s": 70.079,
    "l": 24.902
  },
  "oklch": {
    "l": 0.43716,
    "c": 0.07188,
    "h": 218
  },
  "luminance": 0.08703
}

Semantic roles & 50–950 ramp

primary

#135B6C

secondary

#A34C38

accent

#5D3BED

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #135B6C

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

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