#1D4D6E#1D4D6E

#1D4D6E is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.4% C 0.076 H 242.2°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D6E
RGB	rgb(29, 77, 110)
HSL	hsl(204, 58%, 27%)
HSV	hsv(204, 74%, 43%)
CMYK	cmyk(73.6%, 30%, 0%, 56.9%)
CIE-LAB	lab(31.10, -4.22, -23.73)
CIE-LCH	lch(31.10, 24.10, 259.92°)
OKLab	oklab(40.39% -0.0354 -0.067)
OKLCH	oklch(40.39% 0.076 242.2)
XYZ	xyz(5.9740, 6.6941, 15.7261)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D6E #6E3E1D

analogous

#1D6E66 #1D4D6E #1D256E

triadic

#1D4D6E #6E1D4D #4D6E1D

tetradic

#1D4D6E #661D6E #6E3E1D #256E1D

square

#1D4D6E #661D6E #6E3E1D #256E1D

split-complementary

#1D4D6E #6E1D25 #6E661D

monochromatic

#061118 #102B3E #1D4D6E #2A6F9E #3A90CB

Accessibility & contrast

On white

8.98

#1D4D6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#1D4D6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D6E

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D6E	#FFFFFF	#000000	##FFFFFF
##1D4D6E	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4E6F

Deuteranopia (green-blind)

#33466D

Tritanopia (blue-blind)

#005559

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d4d6e;
/* rgb */ color: rgb(29, 77, 110);
/* oklch */ color: oklch(40.4% 0.076 242.2);

Tailwind

colors: {
  custom: {
    50: '#647e97',
    500: '#1d4d6e',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d6e;
$custom-light: #647e97;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d6e",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 110
  },
  "hsl": {
    "h": 204.444,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.40385,
    "c": 0.07577,
    "h": 242.2
  },
  "luminance": 0.06695
}

Semantic roles & 50–950 ramp

primary

#1D4D6E

secondary

#A26B44

accent

#8646E1

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1D4D6E

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

Preview Lab → · Contrast checker → · Palette generator →