#104E66#104E66

#104E66 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.8% C 0.072 H 229.4°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#104E66
RGB	rgb(16, 78, 102)
HSL	hsl(197, 73%, 23%)
HSV	hsv(197, 84%, 40%)
CMYK	cmyk(84.3%, 23.5%, 0%, 60%)
CIE-LAB	lab(30.68, -9.77, -19.35)
CIE-LCH	lch(30.68, 21.68, 243.21°)
OKLab	oklab(39.82% -0.0466 -0.0544)
OKLCH	oklch(39.82% 0.072 229.4)
XYZ	xyz(5.3354, 6.5176, 13.5446)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E66 #662810

analogous

#106653 #104E66 #102366

triadic

#104E66 #66104E #4E6610

tetradic

#104E66 #531066 #662810 #236610

square

#104E66 #531066 #662810 #236610

split-complementary

#104E66 #661023 #665310

monochromatic

#04141A #082631 #104E66 #18769B #219FD0

Accessibility & contrast

On white

9.12

#104E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#104E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E66

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E66	#FFFFFF	#000000	##FFFFFF
##104E66	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D67

Deuteranopia (green-blind)

#364566

Tritanopia (blue-blind)

#005556

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #104e66;
/* rgb */ color: rgb(16, 78, 102);
/* oklch */ color: oklch(39.8% 0.072 229.4);

Tailwind

colors: {
  custom: {
    50: '#5f7f91',
    500: '#104e66',
    950: '#000000',
  },
}

SCSS

$custom: #104e66;
$custom-light: #5f7f91;
$custom-dark: #000000;

JSON

{
  "hex": "#104e66",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 102
  },
  "hsl": {
    "h": 196.744,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.39822,
    "c": 0.07168,
    "h": 229.4
  },
  "luminance": 0.06518
}

Semantic roles & 50–950 ramp

primary

#104E66

secondary

#9E5133

accent

#6B38F0

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0D

muted

#797C7D

Preview Lab

Preview with #104E66

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

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