#10586D#10586D

#10586D is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 42.9% C 0.074 H 223.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#10586D
RGB	rgb(16, 88, 109)
HSL	hsl(194, 74%, 25%)
HSV	hsv(194, 85%, 43%)
CMYK	cmyk(85.3%, 19.3%, 0%, 57.3%)
CIE-LAB	lab(34.38, -13.08, -18.02)
CIE-LCH	lch(34.38, 22.27, 234.02°)
OKLab	oklab(42.89% -0.0542 -0.0505)
OKLCH	oklch(42.89% 0.074 223)
XYZ	xyz(6.4626, 8.1929, 15.7058)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10586D #6D2510

analogous

#106D54 #10586D #102A6D

triadic

#10586D #6D1058 #586D10

tetradic

#10586D #54106D #6D2510 #2A6D10

square

#10586D #54106D #6D2510 #2A6D10

split-complementary

#10586D #6D102A #6D5410

monochromatic

#04161B #082D38 #10586D #1883A2 #20AED8

Accessibility & contrast

On white

7.96

#10586D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#10586D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10586D

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10586D	#FFFFFF	#000000	##FFFFFF
##10586D	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566E

Deuteranopia (green-blind)

#404D6D

Tritanopia (blue-blind)

#005E5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #10586d;
/* rgb */ color: rgb(16, 88, 109);
/* oklch */ color: oklch(42.9% 0.074 223.0);

Tailwind

colors: {
  custom: {
    50: '#618797',
    500: '#10586d',
    950: '#000000',
  },
}

SCSS

$custom: #10586d;
$custom-light: #618797;
$custom-dark: #000000;

JSON

{
  "hex": "#10586d",
  "rgb": {
    "r": 16,
    "g": 88,
    "b": 109
  },
  "hsl": {
    "h": 193.548,
    "s": 74.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.42891,
    "c": 0.07412,
    "h": 223
  },
  "luminance": 0.08194
}

Semantic roles & 50–950 ramp

primary

#10586D

secondary

#A54D34

accent

#6137F1

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #10586D

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

Preview Lab → · Contrast checker → · Palette generator →