#10505D#10505D

#10505D is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 39.9% C 0.064 H 215.0°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#10505D
RGB	rgb(16, 80, 93)
HSL	hsl(190, 71%, 21%)
HSV	hsv(190, 83%, 36%)
CMYK	cmyk(82.8%, 14%, 0%, 63.5%)
CIE-LAB	lab(30.97, -14.38, -13.20)
CIE-LCH	lch(30.97, 19.52, 222.55°)
OKLab	oklab(39.92% -0.0527 -0.0368)
OKLCH	oklch(39.92% 0.064 215)
XYZ	xyz(5.0573, 6.6372, 11.3684)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10505D #5D1D10

analogous

#105D44 #10505D #102A5D

triadic

#10505D #5D1050 #505D10

tetradic

#10505D #44105D #5D1D10 #2A5D10

square

#10505D #44105D #5D1D10 #2A5D10

split-complementary

#10505D #5D102A #5D4410

monochromatic

#04161A #072329 #10505D #197D91 #22AAC5

Accessibility & contrast

On white

9.02

#10505D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#10505D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10505D

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10505D	#FFFFFF	#000000	##FFFFFF
##10505D	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474D5E

Deuteranopia (green-blind)

#3D465D

Tritanopia (blue-blind)

#005554

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #10505d;
/* rgb */ color: rgb(16, 80, 93);
/* oklch */ color: oklch(39.9% 0.064 215.0);

Tailwind

colors: {
  custom: {
    50: '#5d818b',
    500: '#10505d',
    950: '#000000',
  },
}

SCSS

$custom: #10505d;
$custom-light: #5d818b;
$custom-dark: #000000;

JSON

{
  "hex": "#10505d",
  "rgb": {
    "r": 16,
    "g": 80,
    "b": 93
  },
  "hsl": {
    "h": 190.13,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.39917,
    "c": 0.06428,
    "h": 215
  },
  "luminance": 0.06638
}

Semantic roles & 50–950 ramp

primary

#10505D

secondary

#964433

accent

#593AED

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #10505D

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

Preview Lab → · Contrast checker → · Palette generator →