#2153AC#2153AC

#2153AC is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.2% C 0.153 H 260.9°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2153AC
RGB	rgb(33, 83, 172)
HSL	hsl(218, 68%, 40%)
HSV	hsv(218, 81%, 67%)
CMYK	cmyk(80.8%, 51.7%, 0%, 32.5%)
CIE-LAB	lab(36.91, 16.83, -52.34)
CIE-LCH	lch(36.91, 54.98, 287.82°)
OKLab	oklab(46.17% -0.0241 -0.1507)
OKLCH	oklch(46.17% 0.153 260.9)
XYZ	xyz(11.1642, 9.4871, 40.2645)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153AC #AC7A21

analogous

#2199AC #2153AC #3421AC

triadic

#2153AC #AC2153 #53AC21

tetradic

#2153AC #AC2199 #AC7A21 #21AC34

square

#2153AC #AC2199 #AC7A21 #21AC34

split-complementary

#2153AC #AC3421 #99AC21

monochromatic

#0D2145 #173A79 #2153AC #326ED8 #6692E2

Accessibility & contrast

On white

7.25

#2153AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2153AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153AC

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153AC	#FFFFFF	#000000	##FFFFFF
##2153AC	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175DAF

Deuteranopia (green-blind)

#0051AA

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2153ac;
/* rgb */ color: rgb(33, 83, 172);
/* oklch */ color: oklch(46.2% 0.153 260.9);

Tailwind

colors: {
  custom: {
    50: '#7382c5',
    500: '#2153ac',
    950: '#000000',
  },
}

SCSS

$custom: #2153ac;
$custom-light: #7382c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2153ac",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 172
  },
  "hsl": {
    "h": 218.417,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4617,
    "c": 0.15266,
    "h": 260.9
  },
  "luminance": 0.09488
}

Semantic roles & 50–950 ramp

primary

#2153AC

secondary

#C7A362

accent

#AC3DEB

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2153AC

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

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