#1D5688#1D5688

#1D5688 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.2% C 0.101 H 248.9°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#1D5688
RGB	rgb(29, 86, 136)
HSL	hsl(208, 65%, 32%)
HSV	hsv(208, 79%, 53%)
CMYK	cmyk(78.7%, 36.8%, 0%, 46.7%)
CIE-LAB	lab(35.39, 0.12, -33.10)
CIE-LCH	lch(35.39, 33.10, 270.21°)
OKLab	oklab(44.22% -0.0364 -0.0942)
OKLCH	oklch(44.22% 0.101 248.9)
XYZ	xyz(8.2767, 8.6934, 24.5296)
Luminance	0.0869 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5688 #884F1D

analogous

#1D8884 #1D5688 #1D2188

triadic

#1D5688 #881D56 #56881D

tetradic

#1D5688 #841D88 #884F1D #21881D

square

#1D5688 #841D88 #884F1D #21881D

split-complementary

#1D5688 #881D21 #88841D

monochromatic

#071623 #123656 #1D5688 #2876BA #4894D8

Accessibility & contrast

On white

7.67

#1D5688 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#1D5688 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5688

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5688	#FFFFFF	#000000	##FFFFFF
##1D5688	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F598A

Deuteranopia (green-blind)

#2F4F87

Tritanopia (blue-blind)

#006268

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1d5688;
/* rgb */ color: rgb(29, 86, 136);
/* oklch */ color: oklch(44.2% 0.101 248.9);

Tailwind

colors: {
  custom: {
    50: '#6a85ab',
    500: '#1d5688',
    950: '#000000',
  },
}

SCSS

$custom: #1d5688;
$custom-light: #6a85ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5688",
  "rgb": {
    "r": 29,
    "g": 86,
    "b": 136
  },
  "hsl": {
    "h": 208.037,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.10099,
    "h": 248.9
  },
  "luminance": 0.08694
}

Semantic roles & 50–950 ramp

primary

#1D5688

secondary

#BA7D47

accent

#8E40E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5688

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

Preview Lab → · Contrast checker → · Palette generator →