#2455BD#2455BD

#2455BD is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.172 H 262.7°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#2455BD
RGB	rgb(36, 85, 189)
HSL	hsl(221, 68%, 44%)
HSV	hsv(221, 81%, 74%)
CMYK	cmyk(81%, 55%, 0%, 25.9%)
CIE-LAB	lab(38.80, 22.44, -59.27)
CIE-LCH	lch(38.80, 63.38, 290.73°)
OKLab	oklab(48.03% -0.0218 -0.1711)
OKLCH	oklch(48.03% 0.172 262.7)
XYZ	xyz(13.1581, 10.5446, 49.4761)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2455BD #BD8C24

analogous

#24A2BD #2455BD #3F24BD

triadic

#2455BD #BD2455 #55BD24

tetradic

#2455BD #BD24A2 #BD8C24 #24BD3F

square

#2455BD #BD24A2 #BD8C24 #24BD3F

split-complementary

#2455BD #BD3F24 #A2BD24

monochromatic

#102756 #1A3E8A #2455BD #4374DB #769AE5

Accessibility & contrast

On white

6.75

#2455BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#2455BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2455BD

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2455BD	#FFFFFF	#000000	##FFFFFF
##2455BD	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#0055BB

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2455bd;
/* rgb */ color: rgb(36, 85, 189);
/* oklch */ color: oklch(48.0% 0.172 262.7);

Tailwind

colors: {
  custom: {
    50: '#7884d2',
    500: '#2455bd',
    950: '#000000',
  },
}

SCSS

$custom: #2455bd;
$custom-light: #7884d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2455bd",
  "rgb": {
    "r": 36,
    "g": 85,
    "b": 189
  },
  "hsl": {
    "h": 220.784,
    "s": 68,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48032,
    "c": 0.17245,
    "h": 262.7
  },
  "luminance": 0.10546
}

Semantic roles & 50–950 ramp

primary

#2455BD

secondary

#CCAF70

accent

#B33DEB

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2455BD

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

Preview Lab → · Contrast checker → · Palette generator →