#2455B0#2455B0

#2455B0 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.155 H 261.4°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX#2455B0
RGBrgb(36, 85, 176)
HSLhsl(219, 66%, 42%)
HSVhsv(219, 80%, 69%)
CMYKcmyk(79.5%, 51.7%, 0%, 31%)
CIE-LABlab(37.85, 17.38, -53.17)
CIE-LCHlch(37.85, 55.94, 288.10°)
OKLaboklab(47.01% -0.0232 -0.1531)
OKLCHoklch(47.01% 0.155 261.4)
XYZxyz(11.8097, 10.0053, 42.3747)
Luminance0.1001 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2455B0 #B07F24
analogous
#249BB0 #2455B0 #3924B0
triadic
#2455B0 #B02455 #55B024
tetradic
#2455B0 #B0249B #B07F24 #24B039
square
#2455B0 #B0249B #B07F24 #24B039
split-complementary
#2455B0 #B03924 #9BB024
monochromatic
#0F244A #1A3C7D #2455B0 #3A71D7 #6D96E1

Accessibility & contrast

On white

7.00
#2455B0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

3.00
#2455B0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2455B0
7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2455B0#FFFFFF#000000##FFFFFF
##2455B01.007.003.007.00
#FFFFFF7.001.0021.001.00
#0000003.0021.001.0021.00
##FFFFFF7.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1860B3
Deuteranopia (green-blind)
#0053AE
Tritanopia (blue-blind)
#006B7A
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #2455b0;
/* rgb */ color: rgb(36, 85, 176);
/* oklch */ color: oklch(47.0% 0.155 261.4);
Tailwind
colors: {
  custom: {
    50: '#7584c8',
    500: '#2455b0',
    950: '#000000',
  },
}
SCSS
$custom: #2455b0;
$custom-light: #7584c8;
$custom-dark: #000000;
JSON
{
  "hex": "#2455b0",
  "rgb": {
    "r": 36,
    "g": 85,
    "b": 176
  },
  "hsl": {
    "h": 219,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.47009,
    "c": 0.15486,
    "h": 261.4
  },
  "luminance": 0.10007
}

Semantic roles & 50–950 ramp

primary
#2455B0
secondary
#C8A668
accent
#AD3FE9
background
#F7F8FC
surface
#EEEFF8
border
#C9CAD1
text
#0A0A13
muted
#7C7C82

Preview Lab

Preview with #2455B0

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

Preview Lab → · Contrast checker → · Palette generator →

#2455B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva