#457CDB#457CDB

#457CDB is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.6% C 0.156 H 260.5°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX#457CDB
RGBrgb(69, 124, 219)
HSLhsl(218, 68%, 56%)
HSVhsv(218, 68%, 86%)
CMYKcmyk(68.5%, 43.4%, 0%, 14.1%)
CIE-LABlab(52.72, 12.83, -53.99)
CIE-LCHlch(52.72, 55.50, 283.37°)
OKLaboklab(59.65% -0.0257 -0.1543)
OKLCHoklch(59.65% 0.156 260.5)
XYZxyz(22.4435, 20.7927, 69.8347)
Luminance0.2079 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#457CDB #DBA445
analogous
#45C7DB #457CDB #5945DB
triadic
#457CDB #DB457C #7CDB45
tetradic
#457CDB #DB45C7 #DBA445 #45DB59
square
#457CDB #DB45C7 #DBA445 #45DB59
split-complementary
#457CDB #DB5945 #C7DB45
monochromatic
#1B448B #255DBE #457CDB #78A0E5 #ACC4EF

Accessibility & contrast

On white

4.07
#457CDB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.16
#457CDB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CDB
5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##457CDB#FFFFFF#000000##000000
##457CDB1.004.075.165.16
#FFFFFF4.071.0021.0021.00
#0000005.1621.001.001.00
##0000005.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#4E85DF
Deuteranopia (green-blind)
#3477D9
Tritanopia (blue-blind)
#0092A1
Achromatopsia (no color)
#7E7E7E

Design tokens & code

CSS
--color: #457cdb;
/* rgb */ color: rgb(69, 124, 219);
/* oklch */ color: oklch(59.6% 0.156 260.5);
Tailwind
colors: {
  custom: {
    50: '#89a1e7',
    500: '#457cdb',
    950: '#000000',
  },
}
SCSS
$custom: #457cdb;
$custom-light: #89a1e7;
$custom-dark: #000000;
JSON
{
  "hex": "#457cdb",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 219
  },
  "hsl": {
    "h": 218,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.59645,
    "c": 0.15646,
    "h": 260.5
  },
  "luminance": 0.20795
}

Semantic roles & 50–950 ramp

primary
#457CDB
secondary
#DDC69F
accent
#AB3DEA
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E16
muted
#7E7E84

Preview Lab

Preview with #457CDB

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

Preview Lab → · Contrast checker → · Palette generator →

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