#104D63#104D63

#104D63 is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.4% C 0.069 H 227.5°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#104D63
RGB	rgb(16, 77, 99)
HSL	hsl(196, 72%, 23%)
HSV	hsv(196, 84%, 39%)
CMYK	cmyk(83.8%, 22.2%, 0%, 61.2%)
CIE-LAB	lab(30.20, -10.32, -18.19)
CIE-LCH	lch(30.20, 20.92, 240.43°)
OKLab	oklab(39.39% -0.0468 -0.0511)
OKLCH	oklch(39.39% 0.069 227.5)
XYZ	xyz(5.1188, 6.3181, 12.7517)
Luminance	0.0632 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104D63 #632610

analogous

#106350 #104D63 #102363

triadic

#104D63 #63104D #4D6310

tetradic

#104D63 #501063 #632610 #236310

square

#104D63 #501063 #632610 #236310

split-complementary

#104D63 #631023 #635010

monochromatic

#04141A #07242E #104D63 #197698 #219FCC

Accessibility & contrast

On white

9.28

#104D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#104D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104D63

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104D63	#FFFFFF	#000000	##FFFFFF
##104D63	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414C64

Deuteranopia (green-blind)

#364463

Tritanopia (blue-blind)

#005354

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #104d63;
/* rgb */ color: rgb(16, 77, 99);
/* oklch */ color: oklch(39.4% 0.069 227.5);

Tailwind

colors: {
  custom: {
    50: '#5e7e8f',
    500: '#104d63',
    950: '#000000',
  },
}

SCSS

$custom: #104d63;
$custom-light: #5e7e8f;
$custom-dark: #000000;

JSON

{
  "hex": "#104d63",
  "rgb": {
    "r": 16,
    "g": 77,
    "b": 99
  },
  "hsl": {
    "h": 195.904,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.3939,
    "c": 0.0693,
    "h": 227.5
  },
  "luminance": 0.06319
}

Semantic roles & 50–950 ramp

primary

#104D63

secondary

#9C4F33

accent

#6939EF

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #104D63

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

Preview Lab → · Contrast checker → · Palette generator →