#10455E#10455E

#10455E is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 36.9% C 0.068 H 234.0°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#10455E
RGB	rgb(16, 69, 94)
HSL	hsl(199, 71%, 22%)
HSV	hsv(199, 83%, 37%)
CMYK	cmyk(83%, 26.6%, 0%, 63.1%)
CIE-LAB	lab(27.22, -7.31, -19.62)
CIE-LCH	lch(27.22, 20.93, 249.57°)
OKLab	oklab(36.93% -0.0402 -0.0553)
OKLCH	oklch(36.93% 0.068 234)
XYZ	xyz(4.3614, 5.1740, 11.3563)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10455E #5E2910

analogous

#105E50 #10455E #101E5E

triadic

#10455E #5E1045 #455E10

tetradic

#10455E #50105E #5E2910 #1E5E10

square

#10455E #50105E #5E2910 #1E5E10

split-complementary

#10455E #5E101E #5E5010

monochromatic

#04131A #071F2A #10455E #196B92 #2292C7

Accessibility & contrast

On white

10.32

#10455E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#10455E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10455E

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10455E	#FFFFFF	#000000	##FFFFFF
##10455E	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39445F

Deuteranopia (green-blind)

#2E3D5E

Tritanopia (blue-blind)

#004C4D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #10455e;
/* rgb */ color: rgb(16, 69, 94);
/* oklch */ color: oklch(36.9% 0.068 234.0);

Tailwind

colors: {
  custom: {
    50: '#5c788b',
    500: '#10455e',
    950: '#000000',
  },
}

SCSS

$custom: #10455e;
$custom-light: #5c788b;
$custom-dark: #000000;

JSON

{
  "hex": "#10455e",
  "rgb": {
    "r": 16,
    "g": 69,
    "b": 94
  },
  "hsl": {
    "h": 199.231,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.36933,
    "c": 0.06837,
    "h": 234
  },
  "luminance": 0.05175
}

Semantic roles & 50–950 ramp

primary

#10455E

secondary

#975333

accent

#743AEE

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #10455E

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

Preview Lab → · Contrast checker → · Palette generator →