#457ADB#457ADB

#457ADB is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.2% C 0.159 H 261.4°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX#457ADB
RGBrgb(69, 122, 219)
HSLhsl(219, 68%, 56%)
HSVhsv(219, 68%, 86%)
CMYKcmyk(68.5%, 44.3%, 0%, 14.1%)
CIE-LABlab(52.17, 14.06, -54.87)
CIE-LCHlch(52.17, 56.65, 284.37°)
OKLaboklab(59.22% -0.0239 -0.1569)
OKLCHoklch(59.22% 0.159 261.4)
XYZxyz(22.1954, 20.2965, 69.7520)
Luminance0.2030 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#457ADB #DBA645
analogous
#45C5DB #457ADB #5B45DB
triadic
#457ADB #DB457A #7ADB45
tetradic
#457ADB #DB45C5 #DBA645 #45DB5B
square
#457ADB #DB45C5 #DBA645 #45DB5B
split-complementary
#457ADB #DB5B45 #C5DB45
monochromatic
#1B428B #255BBE #457ADB #789FE5 #ACC3EF

Accessibility & contrast

On white

4.15
#457ADB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.06
#457ADB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457ADB
5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##457ADB#FFFFFF#000000##000000
##457ADB1.004.155.065.06
#FFFFFF4.151.0021.0021.00
#0000005.0621.001.001.00
##0000005.0621.001.001.00

Color blindness preview

Protanopia (red-blind)
#4A84DF
Deuteranopia (green-blind)
#2E76D9
Tritanopia (blue-blind)
#0091A0
Achromatopsia (no color)
#7C7C7C

Design tokens & code

CSS
--color: #457adb;
/* rgb */ color: rgb(69, 122, 219);
/* oklch */ color: oklch(59.2% 0.159 261.4);
Tailwind
colors: {
  custom: {
    50: '#899fe7',
    500: '#457adb',
    950: '#000000',
  },
}
SCSS
$custom: #457adb;
$custom-light: #899fe7;
$custom-dark: #000000;
JSON
{
  "hex": "#457adb",
  "rgb": {
    "r": 69,
    "g": 122,
    "b": 219
  },
  "hsl": {
    "h": 218.8,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5922,
    "c": 0.15875,
    "h": 261.4
  },
  "luminance": 0.20299
}

Semantic roles & 50–950 ramp

primary
#457ADB
secondary
#DDC79F
accent
#AD3DEA
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E16
muted
#7E7E84

Preview Lab

Preview with #457ADB

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

Preview Lab → · Contrast checker → · Palette generator →

#457ADB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva