#10333C#10333C

#10333C is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.0% C 0.043 H 217.7°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#10333C
RGB	rgb(16, 51, 60)
HSL	hsl(192, 58%, 15%)
HSV	hsv(192, 73%, 24%)
CMYK	cmyk(73.3%, 15%, 0%, 76.5%)
CIE-LAB	lab(19.24, -9.13, -9.39)
CIE-LCH	lch(19.24, 13.10, 225.82°)
OKLab	oklab(30.02% -0.0338 -0.0261)
OKLCH	oklch(30.02% 0.043 217.7)
XYZ	xyz(2.2128, 2.8038, 4.6987)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10333C #3C1910

analogous

#103C2F #10333C #101D3C

triadic

#10333C #3C1033 #333C10

tetradic

#10333C #2F103C #3C1910 #1D3C10

square

#10333C #2F103C #3C1910 #1D3C10

split-complementary

#10333C #3C101D #3C2F10

monochromatic

#061518 #061518 #10333C #1D5C6C #2A859D

Accessibility & contrast

On white

13.45

#10333C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#10333C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10333C

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10333C	#FFFFFF	#000000	##FFFFFF
##10333C	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313D

Deuteranopia (green-blind)

#272D3C

Tritanopia (blue-blind)

#003636

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #10333c;
/* rgb */ color: rgb(16, 51, 60);
/* oklch */ color: oklch(30.0% 0.043 217.7);

Tailwind

colors: {
  custom: {
    50: '#546a71',
    500: '#10333c',
    950: '#000000',
  },
}

SCSS

$custom: #10333c;
$custom-light: #546a71;
$custom-dark: #000000;

JSON

{
  "hex": "#10333c",
  "rgb": {
    "r": 16,
    "g": 51,
    "b": 60
  },
  "hsl": {
    "h": 192.273,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.30016,
    "c": 0.04275,
    "h": 217.7
  },
  "luminance": 0.02804
}

Semantic roles & 50–950 ramp

primary

#10333C

secondary

#764032

accent

#6647E1

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #10333C

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

Preview Lab → · Contrast checker → · Palette generator →