#2153AE#2153AE

#2153AE is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.3% C 0.155 H 261.2°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2153AE
RGB	rgb(33, 83, 174)
HSL	hsl(219, 68%, 41%)
HSV	hsv(219, 81%, 68%)
CMYK	cmyk(81%, 52.3%, 0%, 31.8%)
CIE-LAB	lab(37.05, 17.61, -53.29)
CIE-LCH	lch(37.05, 56.13, 288.29°)
OKLab	oklab(46.33% -0.0238 -0.1536)
OKLCH	oklch(46.33% 0.155 261.2)
XYZ	xyz(11.3577, 9.5645, 41.2837)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153AE #AE7C21

analogous

#219AAE #2153AE #3521AE

triadic

#2153AE #AE2153 #53AE21

tetradic

#2153AE #AE219A #AE7C21 #21AE35

square

#2153AE #AE219A #AE7C21 #21AE35

split-complementary

#2153AE #AE3521 #9AAE21

monochromatic

#0D2247 #173A7B #2153AE #346ED8 #6793E2

Accessibility & contrast

On white

7.21

#2153AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2153AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153AE

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153AE	#FFFFFF	#000000	##FFFFFF
##2153AE	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#135EB1

Deuteranopia (green-blind)

#0051AC

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2153ae;
/* rgb */ color: rgb(33, 83, 174);
/* oklch */ color: oklch(46.3% 0.155 261.2);

Tailwind

colors: {
  custom: {
    50: '#7482c7',
    500: '#2153ae',
    950: '#000000',
  },
}

SCSS

$custom: #2153ae;
$custom-light: #7482c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2153ae",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 174
  },
  "hsl": {
    "h": 218.723,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.46325,
    "c": 0.1554,
    "h": 261.2
  },
  "luminance": 0.09566
}

Semantic roles & 50–950 ramp

primary

#2153AE

secondary

#C8A463

accent

#AD3DEB

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2153AE

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

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