#135B74#135B74

#135B74 is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.1% C 0.078 H 226.9°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#135B74
RGB	rgb(19, 91, 116)
HSL	hsl(195, 72%, 26%)
HSV	hsv(195, 84%, 45%)
CMYK	cmyk(83.6%, 21.6%, 0%, 54.5%)
CIE-LAB	lab(35.75, -11.90, -20.24)
CIE-LCH	lch(35.75, 23.48, 239.55°)
OKLab	oklab(44.11% -0.0533 -0.0569)
OKLCH	oklch(44.11% 0.078 226.9)
XYZ	xyz(7.1607, 8.8807, 17.8563)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#135B74 #742C13

analogous

#13745D #135B74 #132B74

triadic

#135B74 #74135B #5B7413

tetradic

#135B74 #5D1374 #742C13 #2B7413

square

#135B74 #5D1374 #742C13 #2B7413

split-complementary

#135B74 #74132B #745D13

monochromatic

#04151A #0A323F #135B74 #1C84A9 #26ADDB

Accessibility & contrast

On white

7.56

#135B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#135B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #135B74

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##135B74	#FFFFFF	#000000	##FFFFFF
##135B74	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5975

Deuteranopia (green-blind)

#415074

Tritanopia (blue-blind)

#006263

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #135b74;
/* rgb */ color: rgb(19, 91, 116);
/* oklch */ color: oklch(44.1% 0.078 226.9);

Tailwind

colors: {
  custom: {
    50: '#63899c',
    500: '#135b74',
    950: '#000000',
  },
}

SCSS

$custom: #135b74;
$custom-light: #63899c;
$custom-dark: #000000;

JSON

{
  "hex": "#135b74",
  "rgb": {
    "r": 19,
    "g": 91,
    "b": 116
  },
  "hsl": {
    "h": 195.464,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.44111,
    "c": 0.07794,
    "h": 226.9
  },
  "luminance": 0.08882
}

Semantic roles & 50–950 ramp

primary

#135B74

secondary

#AA5638

accent

#6839EF

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #135B74

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

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