#1D5AA6#1D5AA6

#1D5AA6 is a mid, vivid cyan. Relative luminance 0.103; OKLCH L 47.2% C 0.137 H 256.1°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#1D5AA6
RGB	rgb(29, 90, 166)
HSL	hsl(213, 70%, 38%)
HSV	hsv(213, 83%, 65%)
CMYK	cmyk(82.5%, 45.8%, 0%, 34.9%)
CIE-LAB	lab(38.42, 9.41, -46.34)
CIE-LCH	lch(38.42, 47.28, 281.48°)
OKLab	oklab(47.17% -0.0328 -0.133)
OKLCH	oklch(47.17% 0.137 256.1)
XYZ	xyz(11.0432, 10.3254, 37.4800)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5AA6 #A6691D

analogous

#1D9EA6 #1D5AA6 #251DA6

triadic

#1D5AA6 #A61D5A #5AA61D

tetradic

#1D5AA6 #A61D9E #A6691D #1DA625

square

#1D5AA6 #A61D9E #A6691D #1DA625

split-complementary

#1D5AA6 #A6251D #9EA61D

monochromatic

#0B223E #143E72 #1D5AA6 #2776D9 #5B97E2

Accessibility & contrast

On white

6.85

#1D5AA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#1D5AA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5AA6

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5AA6	#FFFFFF	#000000	##FFFFFF
##1D5AA6	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3261A9

Deuteranopia (green-blind)

#1155A4

Tritanopia (blue-blind)

#006C78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1d5aa6;
/* rgb */ color: rgb(29, 90, 166);
/* oklch */ color: oklch(47.2% 0.137 256.1);

Tailwind

colors: {
  custom: {
    50: '#7188c1',
    500: '#1d5aa6',
    950: '#000000',
  },
}

SCSS

$custom: #1d5aa6;
$custom-light: #7188c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5aa6",
  "rgb": {
    "r": 29,
    "g": 90,
    "b": 166
  },
  "hsl": {
    "h": 213.285,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47172,
    "c": 0.13698,
    "h": 256.1
  },
  "luminance": 0.10327
}

Semantic roles & 50–950 ramp

primary

#1D5AA6

secondary

#C69559

accent

#9E3BED

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1D5AA6

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

Preview Lab → · Contrast checker → · Palette generator →