#1D596F#1D596F

#1D596F is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.6% C 0.070 H 226.4°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#1D596F
RGB	rgb(29, 89, 111)
HSL	hsl(196, 59%, 27%)
HSV	hsv(196, 74%, 44%)
CMYK	cmyk(73.9%, 19.8%, 0%, 56.5%)
CIE-LAB	lab(35.11, -11.24, -18.12)
CIE-LCH	lch(35.11, 21.33, 238.19°)
OKLab	oklab(43.59% -0.0483 -0.0507)
OKLCH	oklch(43.59% 0.07 226.4)
XYZ	xyz(6.9472, 8.5529, 16.3206)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D596F #6F331D

analogous

#1D6F5C #1D596F #1D306F

triadic

#1D596F #6F1D59 #596F1D

tetradic

#1D596F #5C1D6F #6F331D #306F1D

square

#1D596F #5C1D6F #6F331D #306F1D

split-complementary

#1D596F #6F1D30 #6F5C1D

monochromatic

#061318 #10323E #1D596F #2A80A0 #3BA5CC

Accessibility & contrast

On white

7.75

#1D596F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#1D596F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D596F

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D596F	#FFFFFF	#000000	##FFFFFF
##1D596F	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5770

Deuteranopia (green-blind)

#424F6F

Tritanopia (blue-blind)

#005F60

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1d596f;
/* rgb */ color: rgb(29, 89, 111);
/* oklch */ color: oklch(43.6% 0.070 226.4);

Tailwind

colors: {
  custom: {
    50: '#658898',
    500: '#1d596f',
    950: '#000000',
  },
}

SCSS

$custom: #1d596f;
$custom-light: #658898;
$custom-dark: #000000;

JSON

{
  "hex": "#1d596f",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 111
  },
  "hsl": {
    "h": 196.098,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.43591,
    "c": 0.07009,
    "h": 226.4
  },
  "luminance": 0.08554
}

Semantic roles & 50–950 ramp

primary

#1D596F

secondary

#A35E44

accent

#7046E2

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #1D596F

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

Preview Lab → · Contrast checker → · Palette generator →