#10586E#10586E

#10586E is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 42.9% C 0.075 H 224.1°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#10586E
RGB	rgb(16, 88, 110)
HSL	hsl(194, 75%, 25%)
HSV	hsv(194, 85%, 43%)
CMYK	cmyk(85.5%, 20%, 0%, 56.9%)
CIE-LAB	lab(34.43, -12.71, -18.58)
CIE-LCH	lch(34.43, 22.51, 235.63°)
OKLab	oklab(42.94% -0.0538 -0.0521)
OKLCH	oklch(42.94% 0.075 224.1)
XYZ	xyz(6.5167, 8.2146, 15.9909)
Luminance	0.0822 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10586E #6E2610

analogous

#106E55 #10586E #10296E

triadic

#10586E #6E1058 #586E10

tetradic

#10586E #55106E #6E2610 #296E10

square

#10586E #55106E #6E2610 #296E10

split-complementary

#10586E #6E1029 #6E5510

monochromatic

#04151B #082D39 #10586E #1883A3 #20ADD9

Accessibility & contrast

On white

7.95

#10586E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#10586E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10586E

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10586E	#FFFFFF	#000000	##FFFFFF
##10586E	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566F

Deuteranopia (green-blind)

#3F4D6E

Tritanopia (blue-blind)

#005F5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #10586e;
/* rgb */ color: rgb(16, 88, 110);
/* oklch */ color: oklch(42.9% 0.075 224.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#10586e",
  "rgb": {
    "r": 16,
    "g": 88,
    "b": 110
  },
  "hsl": {
    "h": 194.043,
    "s": 74.603,
    "l": 24.706
  },
  "oklch": {
    "l": 0.42942,
    "c": 0.07491,
    "h": 224.1
  },
  "luminance": 0.08215
}

Semantic roles & 50–950 ramp

primary

#10586E

secondary

#A64F34

accent

#6237F1

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #10586E

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

Preview Lab → · Contrast checker → · Palette generator →