#2451AD#2451AD

#2451AD is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.9% C 0.156 H 262.4°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX#2451AD
RGBrgb(36, 81, 173)
HSLhsl(220, 66%, 41%)
HSVhsv(220, 79%, 68%)
CMYKcmyk(79.2%, 53.2%, 0%, 32.2%)
CIE-LABlab(36.51, 18.87, -53.57)
CIE-LCHlch(36.51, 56.79, 289.40°)
OKLaboklab(45.92% -0.0205 -0.1544)
OKLCHoklch(45.92% 0.156 262.4)
XYZxyz(11.2101, 9.2757, 40.7266)
Luminance0.0928 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2451AD #AD8024
analogous
#2495AD #2451AD #3B24AD
triadic
#2451AD #AD2451 #51AD24
tetradic
#2451AD #AD2495 #AD8024 #24AD3B
square
#2451AD #AD2495 #AD8024 #24AD3B
split-complementary
#2451AD #AD3B24 #95AD24
monochromatic
#0F2248 #19397A #2451AD #396CD6 #6B92E0

Accessibility & contrast

On white

7.35
#2451AD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.86
#2451AD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2451AD
7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2451AD#FFFFFF#000000##FFFFFF
##2451AD1.007.352.867.35
#FFFFFF7.351.0021.001.00
#0000002.8621.001.0021.00
##FFFFFF7.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0C5CB0
Deuteranopia (green-blind)
#0050AB
Tritanopia (blue-blind)
#006777
Achromatopsia (no color)
#565656

Design tokens & code

CSS
--color: #2451ad;
/* rgb */ color: rgb(36, 81, 173);
/* oklch */ color: oklch(45.9% 0.156 262.4);
Tailwind
colors: {
  custom: {
    50: '#7581c6',
    500: '#2451ad',
    950: '#000000',
  },
}
SCSS
$custom: #2451ad;
$custom-light: #7581c6;
$custom-dark: #000000;
JSON
{
  "hex": "#2451ad",
  "rgb": {
    "r": 36,
    "g": 81,
    "b": 173
  },
  "hsl": {
    "h": 220.292,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.45919,
    "c": 0.15572,
    "h": 262.4
  },
  "luminance": 0.09277
}

Semantic roles & 50–950 ramp

primary
#2451AD
secondary
#C6A766
accent
#B13FE9
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#0A0A13
muted
#7C7C82

Preview Lab

Preview with #2451AD

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

Preview Lab → · Contrast checker → · Palette generator →

#2451AD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva