#10333F#10333F

#10333F is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.045 H 224.0°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#10333F
RGB	rgb(16, 51, 63)
HSL	hsl(195, 59%, 15%)
HSV	hsv(195, 75%, 25%)
CMYK	cmyk(74.6%, 19%, 0%, 75.3%)
CIE-LAB	lab(19.38, -7.98, -11.23)
CIE-LCH	lch(19.38, 13.78, 234.61°)
OKLab	oklab(30.17% -0.0324 -0.0314)
OKLCH	oklch(30.17% 0.045 224)
XYZ	xyz(2.2944, 2.8364, 5.1282)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10333F #3F1C10

analogous

#103F33 #10333F #101B3F

triadic

#10333F #3F1033 #333F10

tetradic

#10333F #33103F #3F1C10 #1B3F10

square

#10333F #33103F #3F1C10 #1B3F10

split-complementary

#10333F #3F101B #3F3310

monochromatic

#061418 #061418 #10333F #1C5B70 #2982A1

Accessibility & contrast

On white

13.40

#10333F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#10333F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10333F

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10333F	#FFFFFF	#000000	##FFFFFF
##10333F	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3240

Deuteranopia (green-blind)

#262D3F

Tritanopia (blue-blind)

#003737

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #10333f;
/* rgb */ color: rgb(16, 51, 63);
/* oklch */ color: oklch(30.2% 0.045 224.0);

Tailwind

colors: {
  custom: {
    50: '#556a74',
    500: '#10333f',
    950: '#000000',
  },
}

SCSS

$custom: #10333f;
$custom-light: #556a74;
$custom-dark: #000000;

JSON

{
  "hex": "#10333f",
  "rgb": {
    "r": 16,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 195.319,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.30171,
    "c": 0.04509,
    "h": 224
  },
  "luminance": 0.02837
}

Semantic roles & 50–950 ramp

primary

#10333F

secondary

#794432

accent

#6D45E3

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #10333F

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

Preview Lab → · Contrast checker → · Palette generator →