#1D4D89#1D4D89

#1D4D89 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.1% C 0.112 H 255.8°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D89
RGB	rgb(29, 77, 137)
HSL	hsl(213, 65%, 33%)
HSV	hsv(213, 79%, 54%)
CMYK	cmyk(78.8%, 43.8%, 0%, 46.3%)
CIE-LAB	lab(32.64, 6.44, -38.08)
CIE-LCH	lch(32.64, 38.62, 279.59°)
OKLab	oklab(42.1% -0.0277 -0.109)
OKLCH	oklch(42.1% 0.112 255.8)
XYZ	xyz(7.6743, 7.3742, 24.6810)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D89 #89591D

analogous

#1D8389 #1D4D89 #231D89

triadic

#1D4D89 #891D4D #4D891D

tetradic

#1D4D89 #891D83 #89591D #1D8923

square

#1D4D89 #891D83 #89591D #1D8923

split-complementary

#1D4D89 #89231D #83891D

monochromatic

#081424 #123156 #1D4D89 #2869BC #4888D8

Accessibility & contrast

On white

8.48

#1D4D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1D4D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D89

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D89	#FFFFFF	#000000	##FFFFFF
##1D4D89	1.00	8.48	2.47	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F528B

Deuteranopia (green-blind)

#1C4888

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4d89;
/* rgb */ color: rgb(29, 77, 137);
/* oklch */ color: oklch(42.1% 0.112 255.8);

Tailwind

colors: {
  custom: {
    50: '#6a7eac',
    500: '#1d4d89',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d89;
$custom-light: #6a7eac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d89",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 137
  },
  "hsl": {
    "h": 213.333,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42098,
    "c": 0.11243,
    "h": 255.8
  },
  "luminance": 0.07375
}

Semantic roles & 50–950 ramp

primary

#1D4D89

secondary

#BA8747

accent

#9D40E8

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1D4D89

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

Preview Lab → · Contrast checker → · Palette generator →