#2153CA#2153CA

#2153CA is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.193 H 263.5°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#2153CA
RGB	rgb(33, 83, 202)
HSL	hsl(222, 72%, 46%)
HSV	hsv(222, 84%, 79%)
CMYK	cmyk(83.7%, 58.9%, 0%, 20.8%)
CIE-LAB	lab(39.19, 28.50, -66.20)
CIE-LCH	lch(39.19, 72.08, 293.29°)
OKLab	oklab(48.62% -0.0217 -0.1915)
OKLCH	oklch(48.62% 0.193 263.5)
XYZ	xyz(14.3773, 10.7723, 57.1872)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153CA #CA9821

analogous

#21A7CA #2153CA #4421CA

triadic

#2153CA #CA2153 #53CA21

tetradic

#2153CA #CA21A7 #CA9821 #21CA44

square

#2153CA #CA21A7 #CA9821 #21CA44

split-complementary

#2153CA #CA4421 #A7CA21

monochromatic

#102861 #183D95 #2153CA #4775E1 #7C9CEA

Accessibility & contrast

On white

6.66

#2153CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2153CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2153CA

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153CA	#FFFFFF	#000000	##FFFFFF
##2153CA	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CE

Deuteranopia (green-blind)

#0055C8

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2153ca;
/* rgb */ color: rgb(33, 83, 202);
/* oklch */ color: oklch(48.6% 0.193 263.5);

Tailwind

colors: {
  custom: {
    50: '#7b82db',
    500: '#2153ca',
    950: '#000000',
  },
}

SCSS

$custom: #2153ca;
$custom-light: #7b82db;
$custom-dark: #000000;

JSON

{
  "hex": "#2153ca",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 202
  },
  "hsl": {
    "h": 222.249,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4862,
    "c": 0.19271,
    "h": 263.5
  },
  "luminance": 0.10774
}

Semantic roles & 50–950 ramp

primary

#2153CA

secondary

#D2B675

accent

#B939EF

background

#F8F7FD

surface

#EFEEFB

border

#CAC9D4

text

#0B0A15

muted

#7C7C83

Preview Lab

Preview with #2153CA

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

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