#10365E#10365E

#10365E is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 32.9% C 0.083 H 252.7°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#10365E
RGB	rgb(16, 54, 94)
HSL	hsl(211, 71%, 22%)
HSV	hsv(211, 83%, 37%)
CMYK	cmyk(83%, 42.6%, 0%, 63.1%)
CIE-LAB	lab(22.15, 2.75, -27.62)
CIE-LCH	lch(22.15, 27.76, 275.69°)
OKLab	oklab(32.92% -0.0245 -0.0789)
OKLCH	oklch(32.92% 0.083 252.7)
XYZ	xyz(3.5525, 3.5562, 11.0867)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10365E #5E3810

analogous

#105D5E #10365E #11105E

triadic

#10365E #5E1036 #365E10

tetradic

#10365E #5E105D #5E3810 #105E11

square

#10365E #5E105D #5E3810 #105E11

split-complementary

#10365E #5E1110 #5D5E10

monochromatic

#040F1A #07182A #10365E #195492 #2272C7

Accessibility & contrast

On white

12.27

#10365E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#10365E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10365E

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10365E	#FFFFFF	#000000	##FFFFFF
##10365E	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233960

Deuteranopia (green-blind)

#16325D

Tritanopia (blue-blind)

#003F45

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #10365e;
/* rgb */ color: rgb(16, 54, 94);
/* oklch */ color: oklch(32.9% 0.083 252.7);

Tailwind

colors: {
  custom: {
    50: '#5c6c8c',
    500: '#10365e',
    950: '#000000',
  },
}

SCSS

$custom: #10365e;
$custom-light: #5c6c8c;
$custom-dark: #000000;

JSON

{
  "hex": "#10365e",
  "rgb": {
    "r": 16,
    "g": 54,
    "b": 94
  },
  "hsl": {
    "h": 210.769,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32925,
    "c": 0.08262,
    "h": 252.7
  },
  "luminance": 0.03557
}

Semantic roles & 50–950 ramp

primary

#10365E

secondary

#976633

accent

#963AEE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #10365E

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

Preview Lab → · Contrast checker → · Palette generator →