#2153A9#2153A9

#2153A9 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 45.9% C 0.149 H 260.5°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#2153A9
RGB	rgb(33, 83, 169)
HSL	hsl(218, 67%, 40%)
HSV	hsv(218, 80%, 66%)
CMYK	cmyk(80.5%, 50.9%, 0%, 33.7%)
CIE-LAB	lab(36.69, 15.64, -50.90)
CIE-LCH	lch(36.69, 53.25, 287.08°)
OKLab	oklab(45.94% -0.0245 -0.1465)
OKLCH	oklch(45.94% 0.149 260.5)
XYZ	xyz(10.8793, 9.3731, 38.7642)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153A9 #A97721

analogous

#2197A9 #2153A9 #3321A9

triadic

#2153A9 #A92153 #53A921

tetradic

#2153A9 #A92197 #A97721 #21A933

square

#2153A9 #A92197 #A97721 #21A933

split-complementary

#2153A9 #A93321 #97A921

monochromatic

#0D2143 #173A76 #2153A9 #316ED7 #6492E1

Accessibility & contrast

On white

7.30

#2153A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#2153A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153A9

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153A9	#FFFFFF	#000000	##FFFFFF
##2153A9	1.00	7.30	2.87	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5DAC

Deuteranopia (green-blind)

#0050A7

Tritanopia (blue-blind)

#006876

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2153a9;
/* rgb */ color: rgb(33, 83, 169);
/* oklch */ color: oklch(45.9% 0.149 260.5);

Tailwind

colors: {
  custom: {
    50: '#7382c3',
    500: '#2153a9',
    950: '#000000',
  },
}

SCSS

$custom: #2153a9;
$custom-light: #7382c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2153a9",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 169
  },
  "hsl": {
    "h": 217.941,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4594,
    "c": 0.14855,
    "h": 260.5
  },
  "luminance": 0.09374
}

Semantic roles & 50–950 ramp

primary

#2153A9

secondary

#C6A060

accent

#AB3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2153A9

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

Preview Lab → · Contrast checker → · Palette generator →