#10345A#10345A

#10345A is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.1% C 0.079 H 252.6°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#10345A
RGB	rgb(16, 52, 90)
HSL	hsl(211, 70%, 21%)
HSV	hsv(211, 82%, 35%)
CMYK	cmyk(82.2%, 42.2%, 0%, 64.7%)
CIE-LAB	lab(21.22, 2.45, -26.46)
CIE-LCH	lch(21.22, 26.58, 275.29°)
OKLab	oklab(32.12% -0.0236 -0.0755)
OKLCH	oklch(32.12% 0.079 252.6)
XYZ	xyz(3.2864, 3.3039, 10.1354)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10345A #5A3610

analogous

#10595A #10345A #11105A

triadic

#10345A #5A1034 #345A10

tetradic

#10345A #5A1059 #5A3610 #105A11

square

#10345A #5A1059 #5A3610 #105A11

split-complementary

#10345A #5A1110 #595A10

monochromatic

#050F1A #071626 #10345A #19528E #2270C2

Accessibility & contrast

On white

12.64

#10345A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#10345A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10345A

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10345A	#FFFFFF	#000000	##FFFFFF
##10345A	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22375C

Deuteranopia (green-blind)

#163059

Tritanopia (blue-blind)

#003D42

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #10345a;
/* rgb */ color: rgb(16, 52, 90);
/* oklch */ color: oklch(32.1% 0.079 252.6);

Tailwind

colors: {
  custom: {
    50: '#5b6b89',
    500: '#10345a',
    950: '#000000',
  },
}

SCSS

$custom: #10345a;
$custom-light: #5b6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#10345a",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 90
  },
  "hsl": {
    "h": 210.811,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3212,
    "c": 0.07913,
    "h": 252.6
  },
  "luminance": 0.03304
}

Semantic roles & 50–950 ramp

primary

#10345A

secondary

#936433

accent

#963BED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #10345A

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

Preview Lab → · Contrast checker → · Palette generator →