#2553A2#2553A2

#2553A2 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.6% C 0.138 H 260.5°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2553A2
RGB	rgb(37, 83, 162)
HSL	hsl(218, 63%, 39%)
HSV	hsv(218, 77%, 64%)
CMYK	cmyk(77.2%, 48.8%, 0%, 36.5%)
CIE-LAB	lab(36.34, 13.35, -47.28)
CIE-LCH	lch(36.34, 49.13, 285.76°)
OKLab	oklab(45.55% -0.0228 -0.1358)
OKLCH	oklch(45.55% 0.138 260.5)
XYZ	xyz(10.3754, 9.1873, 35.4019)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2553A2 #A27425

analogous

#2592A2 #2553A2 #3625A2

triadic

#2553A2 #A22553 #53A225

tetradic

#2553A2 #A22592 #A27425 #25A236

square

#2553A2 #A22592 #A27425 #25A236

split-complementary

#2553A2 #A23625 #92A225

monochromatic

#0E203E #1A3970 #2553A2 #346DD1 #6591DC

Accessibility & contrast

On white

7.40

#2553A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2553A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2553A2

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2553A2	#FFFFFF	#000000	##FFFFFF
##2553A2	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275CA5

Deuteranopia (green-blind)

#0050A0

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2553a2;
/* rgb */ color: rgb(37, 83, 162);
/* oklch */ color: oklch(45.6% 0.138 260.5);

Tailwind

colors: {
  custom: {
    50: '#7282be',
    500: '#2553a2',
    950: '#000000',
  },
}

SCSS

$custom: #2553a2;
$custom-light: #7282be;
$custom-dark: #000000;

JSON

{
  "hex": "#2553a2",
  "rgb": {
    "r": 37,
    "g": 83,
    "b": 162
  },
  "hsl": {
    "h": 217.92,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.45554,
    "c": 0.13772,
    "h": 260.5
  },
  "luminance": 0.09188
}

Semantic roles & 50–950 ramp

primary

#2553A2

secondary

#C29E61

accent

#AA42E6

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2553A2

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

Preview Lab → · Contrast checker → · Palette generator →