#10353D#10353D

#10353D is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.7% C 0.044 H 214.5°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#10353D
RGB	rgb(16, 53, 61)
HSL	hsl(191, 58%, 15%)
HSV	hsv(191, 74%, 24%)
CMYK	cmyk(73.8%, 13.1%, 0%, 76.1%)
CIE-LAB	lab(20.02, -10.02, -8.89)
CIE-LCH	lch(20.02, 13.40, 221.59°)
OKLab	oklab(30.65% -0.0359 -0.0247)
OKLCH	oklch(30.65% 0.044 214.5)
XYZ	xyz(2.3287, 2.9930, 4.8690)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10353D #3D1810

analogous

#103D2F #10353D #101E3D

triadic

#10353D #3D1035 #353D10

tetradic

#10353D #2F103D #3D1810 #1E3D10

square

#10353D #2F103D #3D1810 #1E3D10

split-complementary

#10353D #3D101E #3D2F10

monochromatic

#061518 #061518 #10353D #1D5F6D #29899E

Accessibility & contrast

On white

13.14

#10353D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#10353D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10353D

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10353D	#FFFFFF	#000000	##FFFFFF
##10353D	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F333D

Deuteranopia (green-blind)

#292E3D

Tritanopia (blue-blind)

#003837

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #10353d;
/* rgb */ color: rgb(16, 53, 61);
/* oklch */ color: oklch(30.7% 0.044 214.5);

Tailwind

colors: {
  custom: {
    50: '#556c72',
    500: '#10353d',
    950: '#000000',
  },
}

SCSS

$custom: #10353d;
$custom-light: #556c72;
$custom-dark: #000000;

JSON

{
  "hex": "#10353d",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 61
  },
  "hsl": {
    "h": 190.667,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.30653,
    "c": 0.0436,
    "h": 214.5
  },
  "luminance": 0.02993
}

Semantic roles & 50–950 ramp

primary

#10353D

secondary

#773E32

accent

#6246E2

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #10353D

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

Preview Lab → · Contrast checker → · Palette generator →