#134D5B#134D5B

#134D5B is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.1% C 0.062 H 217.7°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#134D5B
RGB	rgb(19, 77, 91)
HSL	hsl(192, 65%, 22%)
HSV	hsv(192, 79%, 36%)
CMYK	cmyk(79.1%, 15.4%, 0%, 64.3%)
CIE-LAB	lab(29.91, -12.96, -13.53)
CIE-LCH	lch(29.91, 18.74, 226.23°)
OKLab	oklab(39.06% -0.0489 -0.0378)
OKLCH	oklch(39.06% 0.062 217.7)
XYZ	xyz(4.8100, 6.2010, 10.8389)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#134D5B #5B2113

analogous

#135B45 #134D5B #13295B

triadic

#134D5B #5B134D #4D5B13

tetradic

#134D5B #45135B #5B2113 #295B13

square

#134D5B #45135B #5B2113 #295B13

split-complementary

#134D5B #5B1329 #5B4513

monochromatic

#051519 #082228 #134D5B #1E788E #28A3C0

Accessibility & contrast

On white

9.37

#134D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#134D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #134D5B

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##134D5B	#FFFFFF	#000000	##FFFFFF
##134D5B	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444B5C

Deuteranopia (green-blind)

#3A435B

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #134d5b;
/* rgb */ color: rgb(19, 77, 91);
/* oklch */ color: oklch(39.1% 0.062 217.7);

Tailwind

colors: {
  custom: {
    50: '#5d7f89',
    500: '#134d5b',
    950: '#000000',
  },
}

SCSS

$custom: #134d5b;
$custom-light: #5d7f89;
$custom-dark: #000000;

JSON

{
  "hex": "#134d5b",
  "rgb": {
    "r": 19,
    "g": 77,
    "b": 91
  },
  "hsl": {
    "h": 191.667,
    "s": 65.455,
    "l": 21.569
  },
  "oklch": {
    "l": 0.39061,
    "c": 0.06176,
    "h": 217.7
  },
  "luminance": 0.06202
}

Semantic roles & 50–950 ramp

primary

#134D5B

secondary

#934937

accent

#603FE8

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #134D5B

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

Preview Lab → · Contrast checker → · Palette generator →