#1D596A#1D596A

#1D596A is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.3% C 0.066 H 220.3°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#1D596A
RGB	rgb(29, 89, 106)
HSL	hsl(193, 57%, 26%)
HSV	hsv(193, 73%, 42%)
CMYK	cmyk(72.6%, 16%, 0%, 58.4%)
CIE-LAB	lab(34.89, -13.04, -15.34)
CIE-LCH	lch(34.89, 20.13, 229.64°)
OKLab	oklab(43.35% -0.0505 -0.0428)
OKLCH	oklch(43.35% 0.066 220.3)
XYZ	xyz(6.6795, 8.4458, 14.9111)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D596A #6A2E1D

analogous

#1D6A55 #1D596A #1D336A

triadic

#1D596A #6A1D59 #596A1D

tetradic

#1D596A #551D6A #6A2E1D #336A1D

square

#1D596A #551D6A #6A2E1D #336A1D

split-complementary

#1D596A #6A1D33 #6A551D

monochromatic

#071418 #10313A #1D596A #2A819A #39A9C9

Accessibility & contrast

On white

7.81

#1D596A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#1D596A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D596A

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D596A	#FFFFFF	#000000	##FFFFFF
##1D596A	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F576B

Deuteranopia (green-blind)

#444F6A

Tritanopia (blue-blind)

#005F5E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d596a;
/* rgb */ color: rgb(29, 89, 106);
/* oklch */ color: oklch(43.3% 0.066 220.3);

Tailwind

colors: {
  custom: {
    50: '#648894',
    500: '#1d596a',
    950: '#000000',
  },
}

SCSS

$custom: #1d596a;
$custom-light: #648894;
$custom-dark: #000000;

JSON

{
  "hex": "#1d596a",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 106
  },
  "hsl": {
    "h": 193.247,
    "s": 57.037,
    "l": 26.471
  },
  "oklch": {
    "l": 0.43348,
    "c": 0.06617,
    "h": 220.3
  },
  "luminance": 0.08447
}

Semantic roles & 50–950 ramp

primary

#1D596A

secondary

#9F5844

accent

#6948E0

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #1D596A

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

Preview Lab → · Contrast checker → · Palette generator →