#1D4F5D#1D4F5D

#1D4F5D is a dark, muted cyan. Relative luminance 0.066; OKLCH L 40.0% C 0.058 H 219.4°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F5D
RGB	rgb(29, 79, 93)
HSL	hsl(193, 52%, 24%)
HSV	hsv(193, 69%, 36%)
CMYK	cmyk(68.8%, 15.1%, 0%, 63.5%)
CIE-LAB	lab(30.98, -11.75, -13.15)
CIE-LCH	lch(30.98, 17.63, 228.22°)
OKLab	oklab(40.03% -0.0445 -0.0366)
OKLCH	oklch(40.03% 0.058 219.4)
XYZ	xyz(5.2777, 6.6429, 11.3579)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F5D #5D2B1D

analogous

#1D5D4B #1D4F5D #1D2F5D

triadic

#1D4F5D #5D1D4F #4F5D1D

tetradic

#1D4F5D #4B1D5D #5D2B1D #2F5D1D

square

#1D4F5D #4B1D5D #5D2B1D #2F5D1D

split-complementary

#1D4F5D #5D1D2F #5D4B1D

monochromatic

#071417 #0E272E #1D4F5D #2C778C #3A9EBA

Accessibility & contrast

On white

9.02

#1D4F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1D4F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F5D

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F5D	#FFFFFF	#000000	##FFFFFF
##1D4F5D	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464D5E

Deuteranopia (green-blind)

#3D465D

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d4f5d;
/* rgb */ color: rgb(29, 79, 93);
/* oklch */ color: oklch(40.0% 0.058 219.4);

Tailwind

colors: {
  custom: {
    50: '#61808b',
    500: '#1d4f5d',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f5d;
$custom-light: #61808b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f5d",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 93
  },
  "hsl": {
    "h": 193.125,
    "s": 52.459,
    "l": 23.922
  },
  "oklch": {
    "l": 0.40029,
    "c": 0.05762,
    "h": 219.4
  },
  "luminance": 0.06643
}

Semantic roles & 50–950 ramp

primary

#1D4F5D

secondary

#925544

accent

#6B4CDC

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0B

muted

#7A7C7C

Preview Lab

Preview with #1D4F5D

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

Preview Lab → · Contrast checker → · Palette generator →