#1D5E8D#1D5E8D

#1D5E8D is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.5% C 0.100 H 244.6°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#1D5E8D
RGB	rgb(29, 94, 141)
HSL	hsl(205, 66%, 33%)
HSV	hsv(205, 79%, 55%)
CMYK	cmyk(79.4%, 33.3%, 0%, 44.7%)
CIE-LAB	lab(38.18, -3.00, -31.72)
CIE-LCH	lch(38.18, 31.87, 264.59°)
OKLab	oklab(46.51% -0.0427 -0.0901)
OKLCH	oklch(46.51% 0.1 244.6)
XYZ	xyz(9.3153, 10.1886, 26.6698)
Luminance	0.1019 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5E8D #8D4C1D

analogous

#1D8D84 #1D5E8D #1D268D

triadic

#1D5E8D #8D1D5E #5E8D1D

tetradic

#1D5E8D #841D8D #8D4C1D #268D1D

square

#1D5E8D #841D8D #8D4C1D #268D1D

split-complementary

#1D5E8D #8D1D26 #8D841D

monochromatic

#081A27 #133C5A #1D5E8D #2780C0 #4B9EDA

Accessibility & contrast

On white

6.91

#1D5E8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#1D5E8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5E8D

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5E8D	#FFFFFF	#000000	##FFFFFF
##1D5E8D	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48608F

Deuteranopia (green-blind)

#38558C

Tritanopia (blue-blind)

#00696F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1d5e8d;
/* rgb */ color: rgb(29, 94, 141);
/* oklch */ color: oklch(46.5% 0.100 244.6);

Tailwind

colors: {
  custom: {
    50: '#6b8bae',
    500: '#1d5e8d',
    950: '#000000',
  },
}

SCSS

$custom: #1d5e8d;
$custom-light: #6b8bae;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5e8d",
  "rgb": {
    "r": 29,
    "g": 94,
    "b": 141
  },
  "hsl": {
    "h": 205.179,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.46508,
    "c": 0.09967,
    "h": 244.6
  },
  "luminance": 0.1019
}

Semantic roles & 50–950 ramp

primary

#1D5E8D

secondary

#BC7A4A

accent

#863FE9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1D5E8D

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

Preview Lab → · Contrast checker → · Palette generator →