#10354A#10354A

#10354A is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.056 H 237.4°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#10354A
RGB	rgb(16, 53, 74)
HSL	hsl(202, 64%, 18%)
HSV	hsv(202, 78%, 29%)
CMYK	cmyk(78.4%, 28.4%, 0%, 71%)
CIE-LAB	lab(20.64, -4.94, -16.73)
CIE-LCH	lch(20.64, 17.44, 253.56°)
OKLab	oklab(31.35% -0.0301 -0.0471)
OKLCH	oklch(31.35% 0.056 237.4)
XYZ	xyz(2.7223, 3.1505, 6.9419)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10354A #4A2510

analogous

#104A42 #10354A #10184A

triadic

#10354A #4A1035 #354A10

tetradic

#10354A #42104A #4A2510 #184A10

square

#10354A #42104A #4A2510 #184A10

split-complementary

#10354A #4A1018 #4A4210

monochromatic

#051219 #051219 #10354A #1B597C #267DAF

Accessibility & contrast

On white

12.88

#10354A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#10354A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10354A

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10354A	#FFFFFF	#000000	##FFFFFF
##10354A	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B354B

Deuteranopia (green-blind)

#232F4A

Tritanopia (blue-blind)

#003A3C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #10354a;
/* rgb */ color: rgb(16, 53, 74);
/* oklch */ color: oklch(31.4% 0.056 237.4);

Tailwind

colors: {
  custom: {
    50: '#576c7c',
    500: '#10354a',
    950: '#000000',
  },
}

SCSS

$custom: #10354a;
$custom-light: #576c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#10354a",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 74
  },
  "hsl": {
    "h": 201.724,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.31354,
    "c": 0.05593,
    "h": 237.4
  },
  "luminance": 0.03151
}

Semantic roles & 50–950 ramp

primary

#10354A

secondary

#845032

accent

#7D40E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #10354A

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

Preview Lab → · Contrast checker → · Palette generator →