#135D6C#135D6C

#135D6C is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.3% C 0.072 H 215.1°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#135D6C
RGB	rgb(19, 93, 108)
HSL	hsl(190, 70%, 25%)
HSV	hsv(190, 82%, 42%)
CMYK	cmyk(82.4%, 13.9%, 0%, 57.6%)
CIE-LAB	lab(36.08, -16.01, -14.79)
CIE-LCH	lch(36.08, 21.80, 222.73°)
OKLab	oklab(44.26% -0.0588 -0.0413)
OKLCH	oklch(44.26% 0.072 215.1)
XYZ	xyz(6.8885, 9.0490, 15.5680)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135D6C #6C2213

analogous

#136C4E #135D6C #13316C

triadic

#135D6C #6C135D #5D6C13

tetradic

#135D6C #4E136C #6C2213 #316C13

square

#135D6C #4E136C #6C2213 #316C13

split-complementary

#135D6C #6C1331 #6C4E13

monochromatic

#05161A #0A3038 #135D6C #1C8AA0 #25B7D4

Accessibility & contrast

On white

7.47

#135D6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#135D6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135D6C

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135D6C	#FFFFFF	#000000	##FFFFFF
##135D6C	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535A6D

Deuteranopia (green-blind)

#47516C

Tritanopia (blue-blind)

#006362

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #135d6c;
/* rgb */ color: rgb(19, 93, 108);
/* oklch */ color: oklch(44.3% 0.072 215.1);

Tailwind

colors: {
  custom: {
    50: '#628b96',
    500: '#135d6c',
    950: '#000000',
  },
}

SCSS

$custom: #135d6c;
$custom-light: #628b96;
$custom-dark: #000000;

JSON

{
  "hex": "#135d6c",
  "rgb": {
    "r": 19,
    "g": 93,
    "b": 108
  },
  "hsl": {
    "h": 190.112,
    "s": 70.079,
    "l": 24.902
  },
  "oklch": {
    "l": 0.44258,
    "c": 0.07185,
    "h": 215.1
  },
  "luminance": 0.0905
}

Semantic roles & 50–950 ramp

primary

#135D6C

secondary

#A34A38

accent

#593BED

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #135D6C

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

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