#10335D#10335D

#10335D is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.1% C 0.085 H 255.1°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#10335D
RGB	rgb(16, 51, 93)
HSL	hsl(213, 71%, 21%)
HSV	hsv(213, 83%, 36%)
CMYK	cmyk(82.8%, 45.2%, 0%, 63.5%)
CIE-LAB	lab(21.09, 4.45, -28.66)
CIE-LCH	lch(21.09, 29.00, 278.83°)
OKLab	oklab(32.08% -0.0218 -0.082)
OKLCH	oklch(32.08% 0.085 255.1)
XYZ	xyz(3.3726, 3.2677, 10.8068)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10335D #5D3A10

analogous

#105A5D #10335D #14105D

triadic

#10335D #5D1033 #335D10

tetradic

#10335D #5D105A #5D3A10 #105D14

square

#10335D #5D105A #5D3A10 #105D14

split-complementary

#10335D #5D1410 #5A5D10

monochromatic

#040E1A #071629 #10335D #195091 #226CC5

Accessibility & contrast

On white

12.70

#10335D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#10335D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10335D

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10335D	#FFFFFF	#000000	##FFFFFF
##10335D	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E365F

Deuteranopia (green-blind)

#112F5C

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #10335d;
/* rgb */ color: rgb(16, 51, 93);
/* oklch */ color: oklch(32.1% 0.085 255.1);

Tailwind

colors: {
  custom: {
    50: '#5b6a8b',
    500: '#10335d',
    950: '#000000',
  },
}

SCSS

$custom: #10335d;
$custom-light: #5b6a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#10335d",
  "rgb": {
    "r": 16,
    "g": 51,
    "b": 93
  },
  "hsl": {
    "h": 212.727,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32077,
    "c": 0.08485,
    "h": 255.1
  },
  "luminance": 0.03268
}

Semantic roles & 50–950 ramp

primary

#10335D

secondary

#966933

accent

#9C3AED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #10335D

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

Preview Lab → · Contrast checker → · Palette generator →