#1536CA#1536CA

#1536CA is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.2% C 0.227 H 265.6°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#1536CA
RGB	rgb(21, 54, 202)
HSL	hsl(229, 81%, 44%)
HSV	hsv(229, 90%, 79%)
CMYK	cmyk(89.6%, 73.3%, 0%, 20.8%)
CIE-LAB	lab(31.94, 46.15, -78.13)
CIE-LCH	lch(31.94, 90.74, 300.57°)
OKLab	oklab(43.21% -0.0174 -0.2266)
OKLCH	oklch(43.21% 0.227 265.6)
XYZ	xyz(12.2854, 7.0604, 56.5809)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1536CA #CAA915

analogous

#1590CA #1536CA #4E15CA

triadic

#1536CA #CA1536 #36CA15

tetradic

#1536CA #CA1590 #CAA915 #15CA4E

square

#1536CA #CA1590 #CAA915 #15CA4E

split-complementary

#1536CA #CA4E15 #90CA15

monochromatic

#09185B #0F2793 #1536CA #3254EA #6A82EF

Accessibility & contrast

On white

8.71

#1536CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1536CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1536CA

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1536CA	#FFFFFF	#000000	##FFFFFF
##1536CA	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054CE

Deuteranopia (green-blind)

#0042C7

Tritanopia (blue-blind)

#00627D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1536ca;
/* rgb */ color: rgb(21, 54, 202);
/* oklch */ color: oklch(43.2% 0.227 265.6);

Tailwind

colors: {
  custom: {
    50: '#7b6edc',
    500: '#1536ca',
    950: '#000000',
  },
}

SCSS

$custom: #1536ca;
$custom-light: #7b6edc;
$custom-dark: #000000;

JSON

{
  "hex": "#1536ca",
  "rgb": {
    "r": 21,
    "g": 54,
    "b": 202
  },
  "hsl": {
    "h": 229.061,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.43205,
    "c": 0.2273,
    "h": 265.6
  },
  "luminance": 0.07062
}

Semantic roles & 50–950 ramp

primary

#1536CA

secondary

#D5C166

accent

#D330F8

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #1536CA

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

Preview Lab → · Contrast checker → · Palette generator →