#153DC6#153DC6

#153DC6 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 43.9% C 0.215 H 265.0°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#153DC6
RGB	rgb(21, 61, 198)
HSL	hsl(226, 81%, 43%)
HSV	hsv(226, 89%, 78%)
CMYK	cmyk(89.4%, 69.2%, 0%, 22.4%)
CIE-LAB	lab(33.08, 40.46, -73.93)
CIE-LCH	lch(33.08, 84.27, 298.69°)
OKLab	oklab(43.9% -0.0189 -0.2144)
OKLCH	oklch(43.9% 0.215 265)
XYZ	xyz(12.1674, 7.5726, 54.2355)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.97

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153DC6 #C69E15

analogous

#1595C6 #153DC6 #4615C6

triadic

#153DC6 #C6153D #3DC615

tetradic

#153DC6 #C61595 #C69E15 #15C646

square

#153DC6 #C61595 #C69E15 #15C646

split-complementary

#153DC6 #C64615 #95C615

monochromatic

#091B57 #0F2C8F #153DC6 #2F59E9 #6785EF

Accessibility & contrast

On white

8.35

#153DC6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#153DC6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153DC6

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153DC6	#FFFFFF	#000000	##FFFFFF
##153DC6	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CA

Deuteranopia (green-blind)

#0045C4

Tritanopia (blue-blind)

#00647D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #153dc6;
/* rgb */ color: rgb(21, 61, 198);
/* oklch */ color: oklch(43.9% 0.215 265.0);

Tailwind

colors: {
  custom: {
    50: '#7972d9',
    500: '#153dc6',
    950: '#000000',
  },
}

SCSS

$custom: #153dc6;
$custom-light: #7972d9;
$custom-dark: #000000;

JSON

{
  "hex": "#153dc6",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 198
  },
  "hsl": {
    "h": 226.441,
    "s": 80.822,
    "l": 42.941
  },
  "oklch": {
    "l": 0.439,
    "c": 0.21526,
    "h": 265
  },
  "luminance": 0.07574
}

Semantic roles & 50–950 ramp

primary

#153DC6

secondary

#D4BA63

accent

#CA31F7

background

#F8F6FD

surface

#EFECFB

border

#CAC7D4

text

#0B0815

muted

#7C7B83

Preview Lab

Preview with #153DC6

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

Preview Lab → · Contrast checker → · Palette generator →