#10334E#10334E

#10334E is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.0% C 0.063 H 245.3°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#10334E
RGB	rgb(16, 51, 78)
HSL	hsl(206, 66%, 18%)
HSV	hsv(206, 79%, 31%)
CMYK	cmyk(79.5%, 34.6%, 0%, 69.4%)
CIE-LAB	lab(20.15, -1.93, -20.17)
CIE-LCH	lch(20.15, 20.26, 264.54°)
OKLab	oklab(31.04% -0.0263 -0.0571)
OKLCH	oklch(31.04% 0.063 245.3)
XYZ	xyz(2.7721, 3.0276, 7.6445)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10334E #4E2B10

analogous

#104E4A #10334E #10144E

triadic

#10334E #4E1033 #334E10

tetradic

#10334E #4A104E #4E2B10 #144E10

square

#10334E #4A104E #4E2B10 #144E10

split-complementary

#10334E #4E1014 #4E4A10

monochromatic

#051119 #06121B #10334E #1A5481 #2575B4

Accessibility & contrast

On white

13.08

#10334E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#10334E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10334E

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10334E	#FFFFFF	#000000	##FFFFFF
##10334E	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27344F

Deuteranopia (green-blind)

#1E2E4D

Tritanopia (blue-blind)

#003A3D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #10334e;
/* rgb */ color: rgb(16, 51, 78);
/* oklch */ color: oklch(31.0% 0.063 245.3);

Tailwind

colors: {
  custom: {
    50: '#586a7f',
    500: '#10334e',
    950: '#000000',
  },
}

SCSS

$custom: #10334e;
$custom-light: #586a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#10334e",
  "rgb": {
    "r": 16,
    "g": 51,
    "b": 78
  },
  "hsl": {
    "h": 206.129,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.31044,
    "c": 0.0629,
    "h": 245.3
  },
  "luminance": 0.03028
}

Semantic roles & 50–950 ramp

primary

#10334E

secondary

#885732

accent

#893FE9

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #10334E

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

Preview Lab → · Contrast checker → · Palette generator →