#2153A2#2153A2

#2153A2 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.4% C 0.139 H 259.4°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#2153A2
RGB	rgb(33, 83, 162)
HSL	hsl(217, 66%, 38%)
HSV	hsv(217, 80%, 64%)
CMYK	cmyk(79.6%, 48.8%, 0%, 36.5%)
CIE-LAB	lab(36.21, 12.87, -47.50)
CIE-LCH	lch(36.21, 49.22, 285.16°)
OKLab	oklab(45.42% -0.0255 -0.1365)
OKLCH	oklch(45.42% 0.139 259.4)
XYZ	xyz(10.2397, 9.1173, 35.3956)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153A2 #A27021

analogous

#2193A2 #2153A2 #2F21A2

triadic

#2153A2 #A22153 #53A221

tetradic

#2153A2 #A22193 #A27021 #21A22F

square

#2153A2 #A22193 #A27021 #21A22F

split-complementary

#2153A2 #A22F21 #93A221

monochromatic

#0C1F3C #17396F #2153A2 #2C6DD4 #5F90DE

Accessibility & contrast

On white

7.44

#2153A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2153A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153A2

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153A2	#FFFFFF	#000000	##FFFFFF
##2153A2	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265BA5

Deuteranopia (green-blind)

#0050A0

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2153a2;
/* rgb */ color: rgb(33, 83, 162);
/* oklch */ color: oklch(45.4% 0.139 259.4);

Tailwind

colors: {
  custom: {
    50: '#7182be',
    500: '#2153a2',
    950: '#000000',
  },
}

SCSS

$custom: #2153a2;
$custom-light: #7182be;
$custom-dark: #000000;

JSON

{
  "hex": "#2153a2",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 162
  },
  "hsl": {
    "h": 216.744,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.45415,
    "c": 0.13889,
    "h": 259.4
  },
  "luminance": 0.09118
}

Semantic roles & 50–950 ramp

primary

#2153A2

secondary

#C39B5C

accent

#A73FE9

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2153A2

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

Preview Lab → · Contrast checker → · Palette generator →