#1D586F#1D586F

#1D586F is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.3% C 0.070 H 227.9°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#1D586F
RGB	rgb(29, 88, 111)
HSL	hsl(197, 59%, 27%)
HSV	hsv(197, 74%, 44%)
CMYK	cmyk(73.9%, 20.7%, 0%, 56.5%)
CIE-LAB	lab(34.78, -10.65, -18.63)
CIE-LCH	lch(34.78, 21.46, 240.26°)
OKLab	oklab(43.33% -0.0472 -0.0522)
OKLCH	oklch(43.33% 0.07 227.9)
XYZ	xyz(6.8645, 8.3876, 16.2930)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D586F #6F341D

analogous

#1D6F5D #1D586F #1D2F6F

triadic

#1D586F #6F1D58 #586F1D

tetradic

#1D586F #5D1D6F #6F341D #2F6F1D

square

#1D586F #5D1D6F #6F341D #2F6F1D

split-complementary

#1D586F #6F1D2F #6F5D1D

monochromatic

#061318 #10323E #1D586F #2A7EA0 #3BA3CC

Accessibility & contrast

On white

7.84

#1D586F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#1D586F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D586F

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D586F	#FFFFFF	#000000	##FFFFFF
##1D586F	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5670

Deuteranopia (green-blind)

#414E6F

Tritanopia (blue-blind)

#005F60

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d586f;
/* rgb */ color: rgb(29, 88, 111);
/* oklch */ color: oklch(43.3% 0.070 227.9);

Tailwind

colors: {
  custom: {
    50: '#658798',
    500: '#1d586f',
    950: '#000000',
  },
}

SCSS

$custom: #1d586f;
$custom-light: #658798;
$custom-dark: #000000;

JSON

{
  "hex": "#1d586f",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 111
  },
  "hsl": {
    "h": 196.829,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.43326,
    "c": 0.07041,
    "h": 227.9
  },
  "luminance": 0.08388
}

Semantic roles & 50–950 ramp

primary

#1D586F

secondary

#A35F44

accent

#7246E2

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #1D586F

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

Preview Lab → · Contrast checker → · Palette generator →