#10384D#10384D

#10384D is a dark, muted cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.057 H 235.6°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#10384D
RGB	rgb(16, 56, 77)
HSL	hsl(201, 66%, 18%)
HSV	hsv(201, 79%, 30%)
CMYK	cmyk(79.2%, 27.3%, 0%, 69.8%)
CIE-LAB	lab(21.85, -5.72, -16.85)
CIE-LCH	lch(21.85, 17.79, 251.26°)
OKLab	oklab(32.37% -0.0324 -0.0474)
OKLCH	oklch(32.37% 0.057 235.6)
XYZ	xyz(2.9669, 3.4740, 7.5339)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10384D #4D2510

analogous

#104D43 #10384D #10194D

triadic

#10384D #4D1038 #384D10

tetradic

#10384D #43104D #4D2510 #194D10

square

#10384D #43104D #4D2510 #194D10

split-complementary

#10384D #4D1019 #4D4310

monochromatic

#051219 #05131A #10384D #1B5D80 #2582B2

Accessibility & contrast

On white

12.39

#10384D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#10384D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10384D

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10384D	#FFFFFF	#000000	##FFFFFF
##10384D	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E384E

Deuteranopia (green-blind)

#26324D

Tritanopia (blue-blind)

#003D3F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #10384d;
/* rgb */ color: rgb(16, 56, 77);
/* oklch */ color: oklch(32.4% 0.057 235.6);

Tailwind

colors: {
  custom: {
    50: '#586e7f',
    500: '#10384d',
    950: '#000000',
  },
}

SCSS

$custom: #10384d;
$custom-light: #586e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#10384d",
  "rgb": {
    "r": 16,
    "g": 56,
    "b": 77
  },
  "hsl": {
    "h": 200.656,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.3237,
    "c": 0.05747,
    "h": 235.6
  },
  "luminance": 0.03474
}

Semantic roles & 50–950 ramp

primary

#10384D

secondary

#874F32

accent

#7A3FE9

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #10384D

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

Preview Lab → · Contrast checker → · Palette generator →