#10345E#10345E

#10345E is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.4% C 0.085 H 254.6°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#10345E
RGB	rgb(16, 52, 94)
HSL	hsl(212, 71%, 22%)
HSV	hsv(212, 83%, 37%)
CMYK	cmyk(83%, 44.7%, 0%, 63.1%)
CIE-LAB	lab(21.48, 4.17, -28.68)
CIE-LCH	lch(21.48, 28.98, 278.26°)
OKLab	oklab(32.41% -0.0226 -0.082)
OKLCH	oklch(32.41% 0.085 254.6)
XYZ	xyz(3.4613, 3.3739, 11.0563)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10345E #5E3A10

analogous

#105B5E #10345E #13105E

triadic

#10345E #5E1034 #345E10

tetradic

#10345E #5E105B #5E3A10 #105E13

square

#10345E #5E105B #5E3A10 #105E13

split-complementary

#10345E #5E1310 #5B5E10

monochromatic

#040E1A #07172A #10345E #195192 #226EC7

Accessibility & contrast

On white

12.54

#10345E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#10345E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10345E

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10345E	#FFFFFF	#000000	##FFFFFF
##10345E	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3760

Deuteranopia (green-blind)

#12305D

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #10345e;
/* rgb */ color: rgb(16, 52, 94);
/* oklch */ color: oklch(32.4% 0.085 254.6);

Tailwind

colors: {
  custom: {
    50: '#5c6b8c',
    500: '#10345e',
    950: '#000000',
  },
}

SCSS

$custom: #10345e;
$custom-light: #5c6b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#10345e",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 94
  },
  "hsl": {
    "h": 212.308,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32408,
    "c": 0.08509,
    "h": 254.6
  },
  "luminance": 0.03374
}

Semantic roles & 50–950 ramp

primary

#10345E

secondary

#976933

accent

#9B3AEE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #10345E

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

Preview Lab → · Contrast checker → · Palette generator →