#10344E#10344E

#10344E is a dark, moderate cyan. Relative luminance 0.031; OKLCH L 31.3% C 0.062 H 243.7°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#10344E
RGB	rgb(16, 52, 78)
HSL	hsl(205, 66%, 18%)
HSV	hsv(205, 79%, 31%)
CMYK	cmyk(79.5%, 33.3%, 0%, 69.4%)
CIE-LAB	lab(20.50, -2.62, -19.63)
CIE-LCH	lch(20.50, 19.80, 262.41°)
OKLab	oklab(31.32% -0.0274 -0.0555)
OKLCH	oklch(31.32% 0.062 243.7)
XYZ	xyz(2.8163, 3.1159, 7.6592)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10344E #4E2A10

analogous

#104E49 #10344E #10154E

triadic

#10344E #4E1034 #344E10

tetradic

#10344E #49104E #4E2A10 #154E10

square

#10344E #49104E #4E2A10 #154E10

split-complementary

#10344E #4E1015 #4E4910

monochromatic

#051119 #06121B #10344E #1A5681 #2578B4

Accessibility & contrast

On white

12.94

#10344E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#10344E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10344E

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10344E	#FFFFFF	#000000	##FFFFFF
##10344E	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28354F

Deuteranopia (green-blind)

#202F4E

Tritanopia (blue-blind)

#003A3D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #10344e;
/* rgb */ color: rgb(16, 52, 78);
/* oklch */ color: oklch(31.3% 0.062 243.7);

Tailwind

colors: {
  custom: {
    50: '#586b7f',
    500: '#10344e',
    950: '#000000',
  },
}

SCSS

$custom: #10344e;
$custom-light: #586b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#10344e",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 78
  },
  "hsl": {
    "h": 205.161,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.31319,
    "c": 0.06194,
    "h": 243.7
  },
  "luminance": 0.03116
}

Semantic roles & 50–950 ramp

primary

#10344E

secondary

#885632

accent

#863FE9

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #10344E

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

Preview Lab → · Contrast checker → · Palette generator →