#12586E#12586E

#12586E is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.0% C 0.074 H 224.4°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#12586E
RGB	rgb(18, 88, 110)
HSL	hsl(194, 72%, 25%)
HSV	hsv(194, 84%, 43%)
CMYK	cmyk(83.6%, 20%, 0%, 56.9%)
CIE-LAB	lab(34.46, -12.50, -18.52)
CIE-LCH	lch(34.46, 22.34, 235.99°)
OKLab	oklab(42.98% -0.053 -0.0519)
OKLCH	oklch(42.98% 0.074 224.4)
XYZ	xyz(6.5525, 8.2330, 15.9926)
Luminance	0.0823 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12586E #6E2812

analogous

#126E56 #12586E #122A6E

triadic

#12586E #6E1258 #586E12

tetradic

#12586E #56126E #6E2812 #2A6E12

square

#12586E #56126E #6E2812 #2A6E12

split-complementary

#12586E #6E122A #6E5612

monochromatic

#04151A #092E39 #12586E #1B82A3 #23ACD7

Accessibility & contrast

On white

7.93

#12586E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#12586E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12586E

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12586E	#FFFFFF	#000000	##FFFFFF
##12586E	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566F

Deuteranopia (green-blind)

#404D6E

Tritanopia (blue-blind)

#005F5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #12586e;
/* rgb */ color: rgb(18, 88, 110);
/* oklch */ color: oklch(43.0% 0.074 224.4);

Tailwind

colors: {
  custom: {
    50: '#618797',
    500: '#12586e',
    950: '#000000',
  },
}

SCSS

$custom: #12586e;
$custom-light: #618797;
$custom-dark: #000000;

JSON

{
  "hex": "#12586e",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 110
  },
  "hsl": {
    "h": 194.348,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.42983,
    "c": 0.07424,
    "h": 224.4
  },
  "luminance": 0.08234
}

Semantic roles & 50–950 ramp

primary

#12586E

secondary

#A55137

accent

#6539EF

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #12586E

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

Preview Lab → · Contrast checker → · Palette generator →