#457DDB#457DDB

#457DDB is a mid, vivid blue. Relative luminance 0.210; OKLCH L 59.9% C 0.155 H 260.1°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX#457DDB
RGBrgb(69, 125, 219)
HSLhsl(218, 68%, 56%)
HSVhsv(218, 68%, 86%)
CMYKcmyk(68.5%, 42.9%, 0%, 14.1%)
CIE-LABlab(53.00, 12.22, -53.55)
CIE-LCHlch(53.00, 54.93, 282.85°)
OKLaboklab(59.86% -0.0266 -0.153)
OKLCHoklch(59.86% 0.155 260.1)
XYZxyz(22.5695, 21.0446, 69.8767)
Luminance0.2105 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#457DDB #DBA345
analogous
#45C8DB #457DDB #5845DB
triadic
#457DDB #DB457D #7DDB45
tetradic
#457DDB #DB45C8 #DBA345 #45DB58
square
#457DDB #DB45C8 #DBA345 #45DB58
split-complementary
#457DDB #DB5845 #C8DB45
monochromatic
#1B458B #255EBE #457DDB #78A1E5 #ACC5EF

Accessibility & contrast

On white

4.03
#457DDB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.21
#457DDB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DDB
5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##457DDB#FFFFFF#000000##000000
##457DDB1.004.035.215.21
#FFFFFF4.031.0021.0021.00
#0000005.2121.001.001.00
##0000005.2121.001.001.00

Color blindness preview

Protanopia (red-blind)
#5086DF
Deuteranopia (green-blind)
#3678D9
Tritanopia (blue-blind)
#0093A1
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #457ddb;
/* rgb */ color: rgb(69, 125, 219);
/* oklch */ color: oklch(59.9% 0.155 260.1);
Tailwind
colors: {
  custom: {
    50: '#89a2e7',
    500: '#457ddb',
    950: '#000000',
  },
}
SCSS
$custom: #457ddb;
$custom-light: #89a2e7;
$custom-dark: #000000;
JSON
{
  "hex": "#457ddb",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 219
  },
  "hsl": {
    "h": 217.6,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.59859,
    "c": 0.15532,
    "h": 260.1
  },
  "luminance": 0.21047
}

Semantic roles & 50–950 ramp

primary
#457DDB
secondary
#DDC69F
accent
#AA3DEA
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0F16
muted
#7E7E84

Preview Lab

Preview with #457DDB

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

Preview Lab → · Contrast checker → · Palette generator →

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