#1D5CA6#1D5CA6

#1D5CA6 is a mid, vivid cyan. Relative luminance 0.107; OKLCH L 47.6% C 0.135 H 255.2°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#1D5CA6
RGB	rgb(29, 92, 166)
HSL	hsl(212, 70%, 38%)
HSV	hsv(212, 83%, 65%)
CMYK	cmyk(82.5%, 44.6%, 0%, 34.9%)
CIE-LAB	lab(39.01, 8.10, -45.38)
CIE-LCH	lch(39.01, 46.10, 280.12°)
OKLab	oklab(47.63% -0.0344 -0.1301)
OKLCH	oklch(47.63% 0.135 255.2)
XYZ	xyz(11.2142, 10.6673, 37.5370)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5CA6 #A6671D

analogous

#1DA0A6 #1D5CA6 #231DA6

triadic

#1D5CA6 #A61D5C #5CA61D

tetradic

#1D5CA6 #A61DA0 #A6671D #1DA623

square

#1D5CA6 #A61DA0 #A6671D #1DA623

split-complementary

#1D5CA6 #A6231D #A0A61D

monochromatic

#0B223E #143F72 #1D5CA6 #2779D9 #5B99E2

Accessibility & contrast

On white

6.70

#1D5CA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#1D5CA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5CA6

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5CA6	#FFFFFF	#000000	##FFFFFF
##1D5CA6	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3662A9

Deuteranopia (green-blind)

#1956A5

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1d5ca6;
/* rgb */ color: rgb(29, 92, 166);
/* oklch */ color: oklch(47.6% 0.135 255.2);

Tailwind

colors: {
  custom: {
    50: '#7089c1',
    500: '#1d5ca6',
    950: '#000000',
  },
}

SCSS

$custom: #1d5ca6;
$custom-light: #7089c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5ca6",
  "rgb": {
    "r": 29,
    "g": 92,
    "b": 166
  },
  "hsl": {
    "h": 212.409,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47633,
    "c": 0.13463,
    "h": 255.2
  },
  "luminance": 0.10669
}

Semantic roles & 50–950 ramp

primary

#1D5CA6

secondary

#C69459

accent

#9B3BED

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1D5CA6

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

Preview Lab → · Contrast checker → · Palette generator →