#2450B0#2450B0

#2450B0 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.9% C 0.161 H 263.0°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#2450B0
RGB	rgb(36, 80, 176)
HSL	hsl(221, 66%, 42%)
HSV	hsv(221, 80%, 69%)
CMYK	cmyk(79.5%, 54.5%, 0%, 31%)
CIE-LAB	lab(36.45, 20.71, -55.44)
CIE-LCH	lch(36.45, 59.18, 290.48°)
OKLab	oklab(45.95% -0.0195 -0.1599)
OKLCH	oklch(45.95% 0.161 263)
XYZ	xyz(11.4299, 9.2456, 42.2481)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2450B0 #B08424

analogous

#2496B0 #2450B0 #3E24B0

triadic

#2450B0 #B02450 #50B024

tetradic

#2450B0 #B02496 #B08424 #24B03E

square

#2450B0 #B02496 #B08424 #24B03E

split-complementary

#2450B0 #B03E24 #96B024

monochromatic

#0F224A #1A397D #2450B0 #3A6CD7 #6D92E1

Accessibility & contrast

On white

7.37

#2450B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2450B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2450B0

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2450B0	#FFFFFF	#000000	##FFFFFF
##2450B0	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB3

Deuteranopia (green-blind)

#0050AE

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2450b0;
/* rgb */ color: rgb(36, 80, 176);
/* oklch */ color: oklch(45.9% 0.161 263.0);

Tailwind

colors: {
  custom: {
    50: '#7580c8',
    500: '#2450b0',
    950: '#000000',
  },
}

SCSS

$custom: #2450b0;
$custom-light: #7580c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2450b0",
  "rgb": {
    "r": 36,
    "g": 80,
    "b": 176
  },
  "hsl": {
    "h": 221.143,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45946,
    "c": 0.16106,
    "h": 263
  },
  "luminance": 0.09247
}

Semantic roles & 50–950 ramp

primary

#2450B0

secondary

#C8AA68

accent

#B33FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2450B0

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

Preview Lab → · Contrast checker → · Palette generator →