#1D5489#1D5489

#1D5489 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.8% C 0.104 H 250.9°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#1D5489
RGB	rgb(29, 84, 137)
HSL	hsl(209, 65%, 33%)
HSV	hsv(209, 79%, 54%)
CMYK	cmyk(78.8%, 38.7%, 0%, 46.3%)
CIE-LAB	lab(34.82, 1.81, -34.61)
CIE-LCH	lch(34.82, 34.66, 273.00°)
OKLab	oklab(43.79% -0.0342 -0.0987)
OKLCH	oklch(43.79% 0.104 250.9)
XYZ	xyz(8.1907, 8.4070, 24.8531)
Luminance	0.0841 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5489 #89521D

analogous

#1D8988 #1D5489 #1D1E89

triadic

#1D5489 #891D54 #54891D

tetradic

#1D5489 #881D89 #89521D #1E891D

square

#1D5489 #881D89 #89521D #1E891D

split-complementary

#1D5489 #891D1E #89881D

monochromatic

#081624 #123556 #1D5489 #2873BC #4892D8

Accessibility & contrast

On white

7.83

#1D5489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#1D5489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5489

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5489	#FFFFFF	#000000	##FFFFFF
##1D5489	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B578B

Deuteranopia (green-blind)

#2B4D88

Tritanopia (blue-blind)

#006168

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d5489;
/* rgb */ color: rgb(29, 84, 137);
/* oklch */ color: oklch(43.8% 0.104 250.9);

Tailwind

colors: {
  custom: {
    50: '#6a83ac',
    500: '#1d5489',
    950: '#000000',
  },
}

SCSS

$custom: #1d5489;
$custom-light: #6a83ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5489",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 137
  },
  "hsl": {
    "h": 209.444,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.43792,
    "c": 0.10444,
    "h": 250.9
  },
  "luminance": 0.08408
}

Semantic roles & 50–950 ramp

primary

#1D5489

secondary

#BA8047

accent

#9240E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1D5489

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

Preview Lab → · Contrast checker → · Palette generator →