#153FCA#153FCA

#153FCA is a dark, highly saturated blue. Relative luminance 0.080; OKLCH L 44.6% C 0.218 H 264.8°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#153FCA
RGB	rgb(21, 63, 202)
HSL	hsl(226, 81%, 44%)
HSV	hsv(226, 90%, 79%)
CMYK	cmyk(89.6%, 68.8%, 0%, 20.8%)
CIE-LAB	lab(33.94, 40.67, -74.84)
CIE-LCH	lch(33.94, 85.18, 298.52°)
OKLab	oklab(44.64% -0.0197 -0.2171)
OKLCH	oklch(44.64% 0.218 264.8)
XYZ	xyz(12.7437, 7.9771, 56.7337)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153FCA #CAA015

analogous

#1599CA #153FCA #4515CA

triadic

#153FCA #CA153F #3FCA15

tetradic

#153FCA #CA1599 #CAA015 #15CA45

square

#153FCA #CA1599 #CAA015 #15CA45

split-complementary

#153FCA #CA4515 #99CA15

monochromatic

#091C5B #0F2E93 #153FCA #325DEA #6A89EF

Accessibility & contrast

On white

8.09

#153FCA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#153FCA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153FCA

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153FCA	#FFFFFF	#000000	##FFFFFF
##153FCA	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CE

Deuteranopia (green-blind)

#0047C7

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #153fca;
/* rgb */ color: rgb(21, 63, 202);
/* oklch */ color: oklch(44.6% 0.218 264.8);

Tailwind

colors: {
  custom: {
    50: '#7a74db',
    500: '#153fca',
    950: '#000000',
  },
}

SCSS

$custom: #153fca;
$custom-light: #7a74db;
$custom-dark: #000000;

JSON

{
  "hex": "#153fca",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 202
  },
  "hsl": {
    "h": 226.077,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44644,
    "c": 0.21798,
    "h": 264.8
  },
  "luminance": 0.07979
}

Semantic roles & 50–950 ramp

primary

#153FCA

secondary

#D5BB66

accent

#C930F8

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0B0815

muted

#7C7B83

Preview Lab

Preview with #153FCA

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

Preview Lab → · Contrast checker → · Palette generator →