#104E63#104E63

#104E63 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.7% C 0.069 H 226.0°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#104E63
RGB	rgb(16, 78, 99)
HSL	hsl(195, 72%, 23%)
HSV	hsv(195, 84%, 39%)
CMYK	cmyk(83.8%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(30.54, -10.93, -17.67)
CIE-LCH	lch(30.54, 20.77, 238.25°)
OKLab	oklab(39.66% -0.0479 -0.0496)
OKLCH	oklch(39.66% 0.069 226)
XYZ	xyz(5.1893, 6.4592, 12.7752)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E63 #632510

analogous

#10634F #104E63 #102463

triadic

#104E63 #63104E #4E6310

tetradic

#104E63 #4F1063 #632510 #246310

square

#104E63 #4F1063 #632510 #246310

split-complementary

#104E63 #631024 #634F10

monochromatic

#04151A #07242E #104E63 #197898 #21A1CC

Accessibility & contrast

On white

9.16

#104E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#104E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E63

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E63	#FFFFFF	#000000	##FFFFFF
##104E63	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434C64

Deuteranopia (green-blind)

#384463

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #104e63;
/* rgb */ color: rgb(16, 78, 99);
/* oklch */ color: oklch(39.7% 0.069 226.0);

Tailwind

colors: {
  custom: {
    50: '#5e7f8f',
    500: '#104e63',
    950: '#000000',
  },
}

SCSS

$custom: #104e63;
$custom-light: #5e7f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#104e63",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 195.181,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.39663,
    "c": 0.06893,
    "h": 226
  },
  "luminance": 0.0646
}

Semantic roles & 50–950 ramp

primary

#104E63

secondary

#9C4E33

accent

#6739EF

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #104E63

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

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