#10345C#10345C

#10345C is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.3% C 0.082 H 253.7°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#10345C
RGB	rgb(16, 52, 92)
HSL	hsl(212, 70%, 21%)
HSV	hsv(212, 83%, 36%)
CMYK	cmyk(82.6%, 43.5%, 0%, 63.9%)
CIE-LAB	lab(21.35, 3.31, -27.58)
CIE-LCH	lch(21.35, 27.77, 276.84°)
OKLab	oklab(32.26% -0.0231 -0.0788)
OKLCH	oklch(32.26% 0.082 253.7)
XYZ	xyz(3.3727, 3.3385, 10.5898)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10345C #5C3810

analogous

#105A5C #10345C #12105C

triadic

#10345C #5C1034 #345C10

tetradic

#10345C #5C105A #5C3810 #105C12

square

#10345C #5C105A #5C3810 #105C12

split-complementary

#10345C #5C1210 #5A5C10

monochromatic

#050F1A #071728 #10345C #195190 #226FC4

Accessibility & contrast

On white

12.59

#10345C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#10345C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10345C

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10345C	#FFFFFF	#000000	##FFFFFF
##10345C	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21375E

Deuteranopia (green-blind)

#14305B

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #10345c;
/* rgb */ color: rgb(16, 52, 92);
/* oklch */ color: oklch(32.3% 0.082 253.7);

Tailwind

colors: {
  custom: {
    50: '#5b6b8a',
    500: '#10345c',
    950: '#000000',
  },
}

SCSS

$custom: #10345c;
$custom-light: #5b6b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#10345c",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 92
  },
  "hsl": {
    "h": 211.579,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32262,
    "c": 0.0821,
    "h": 253.7
  },
  "luminance": 0.03339
}

Semantic roles & 50–950 ramp

primary

#10345C

secondary

#956633

accent

#993BED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #10345C

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

Preview Lab → · Contrast checker → · Palette generator →