#1F586A#1F586A

#1F586A is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.1% C 0.065 H 222.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F586A
RGB	rgb(31, 88, 106)
HSL	hsl(194, 55%, 27%)
HSV	hsv(194, 71%, 42%)
CMYK	cmyk(70.8%, 17%, 0%, 58.4%)
CIE-LAB	lab(34.62, -12.11, -15.75)
CIE-LCH	lch(34.62, 19.87, 232.45°)
OKLab	oklab(43.15% -0.0481 -0.044)
OKLCH	oklch(43.15% 0.065 222.4)
XYZ	xyz(6.6553, 8.3106, 14.8862)
Luminance	0.0831 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F586A #6A311F

analogous

#1F6A57 #1F586A #1F336A

triadic

#1F586A #6A1F58 #586A1F

tetradic

#1F586A #571F6A #6A311F #336A1F

square

#1F586A #571F6A #6A311F #336A1F

split-complementary

#1F586A #6A1F33 #6A571F

monochromatic

#071418 #11313B #1F586A #2D7F99 #3DA5C6

Accessibility & contrast

On white

7.89

#1F586A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1F586A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F586A

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F586A	#FFFFFF	#000000	##FFFFFF
##1F586A	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E566B

Deuteranopia (green-blind)

#434E6A

Tritanopia (blue-blind)

#005E5E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1f586a;
/* rgb */ color: rgb(31, 88, 106);
/* oklch */ color: oklch(43.1% 0.065 222.4);

Tailwind

colors: {
  custom: {
    50: '#658794',
    500: '#1f586a',
    950: '#000000',
  },
}

SCSS

$custom: #1f586a;
$custom-light: #658794;
$custom-dark: #000000;

JSON

{
  "hex": "#1f586a",
  "rgb": {
    "r": 31,
    "g": 88,
    "b": 106
  },
  "hsl": {
    "h": 194.4,
    "s": 54.745,
    "l": 26.863
  },
  "oklch": {
    "l": 0.43147,
    "c": 0.0652,
    "h": 222.4
  },
  "luminance": 0.08311
}

Semantic roles & 50–950 ramp

primary

#1F586A

secondary

#9E5C47

accent

#6D4ADE

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #1F586A

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

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