#153ECA#153ECA

#153ECA is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.5% C 0.219 H 264.9°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#153ECA
RGB	rgb(21, 62, 202)
HSL	hsl(226, 81%, 44%)
HSV	hsv(226, 90%, 79%)
CMYK	cmyk(89.6%, 69.3%, 0%, 20.8%)
CIE-LAB	lab(33.70, 41.30, -75.22)
CIE-LCH	lch(33.70, 85.81, 298.77°)
OKLab	oklab(44.48% -0.0194 -0.2182)
OKLCH	oklch(44.48% 0.219 264.9)
XYZ	xyz(12.6888, 7.8673, 56.7154)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.85

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153ECA #CAA115

analogous

#1598CA #153ECA #4615CA

triadic

#153ECA #CA153E #3ECA15

tetradic

#153ECA #CA1598 #CAA115 #15CA46

square

#153ECA #CA1598 #CAA115 #15CA46

split-complementary

#153ECA #CA4615 #98CA15

monochromatic

#091C5B #0F2D93 #153ECA #325CEA #6A88EF

Accessibility & contrast

On white

8.16

#153ECA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#153ECA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153ECA

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153ECA	#FFFFFF	#000000	##FFFFFF
##153ECA	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CE

Deuteranopia (green-blind)

#0047C7

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #153eca;
/* rgb */ color: rgb(21, 62, 202);
/* oklch */ color: oklch(44.5% 0.219 264.9);

Tailwind

colors: {
  custom: {
    50: '#7a73db',
    500: '#153eca',
    950: '#000000',
  },
}

SCSS

$custom: #153eca;
$custom-light: #7a73db;
$custom-dark: #000000;

JSON

{
  "hex": "#153eca",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 202
  },
  "hsl": {
    "h": 226.409,
    "s": 81.166,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44476,
    "c": 0.21906,
    "h": 264.9
  },
  "luminance": 0.07869
}

Semantic roles & 50–950 ramp

primary

#153ECA

secondary

#D5BC66

accent

#CA30F8

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0B0815

muted

#7C7B83

Preview Lab

Preview with #153ECA

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

Preview Lab → · Contrast checker → · Palette generator →