#1D5481#1D5481

#1D5481 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.3% C 0.094 H 247.1°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#1D5481
RGB	rgb(29, 84, 129)
HSL	hsl(207, 63%, 31%)
HSV	hsv(207, 78%, 51%)
CMYK	cmyk(77.5%, 34.9%, 0%, 49.4%)
CIE-LAB	lab(34.37, -1.33, -30.42)
CIE-LCH	lch(34.37, 30.45, 267.49°)
OKLab	oklab(43.29% -0.0365 -0.0864)
OKLCH	oklch(43.29% 0.094 247.1)
XYZ	xyz(7.6380, 8.1860, 21.9421)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5481 #814A1D

analogous

#1D817C #1D5481 #1D2281

triadic

#1D5481 #811D54 #54811D

tetradic

#1D5481 #7C1D81 #814A1D #22811D

square

#1D5481 #7C1D81 #814A1D #22811D

split-complementary

#1D5481 #811D22 #817C1D

monochromatic

#07131D #12334F #1D5481 #2875B3 #4493D5

Accessibility & contrast

On white

7.96

#1D5481 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#1D5481 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5481

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5481	#FFFFFF	#000000	##FFFFFF
##1D5481	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5683

Deuteranopia (green-blind)

#314D80

Tritanopia (blue-blind)

#005F64

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1d5481;
/* rgb */ color: rgb(29, 84, 129);
/* oklch */ color: oklch(43.3% 0.094 247.1);

Tailwind

colors: {
  custom: {
    50: '#6883a6',
    500: '#1d5481',
    950: '#000000',
  },
}

SCSS

$custom: #1d5481;
$custom-light: #6883a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5481",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 129
  },
  "hsl": {
    "h": 207,
    "s": 63.291,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43293,
    "c": 0.0938,
    "h": 247.1
  },
  "luminance": 0.08187
}

Semantic roles & 50–950 ramp

primary

#1D5481

secondary

#B47746

accent

#8C41E6

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D5481

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

Preview Lab → · Contrast checker → · Palette generator →