#457CB8#457CB8

#457CB8 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.6% C 0.110 H 252.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX#457CB8
RGBrgb(69, 124, 184)
HSLhsl(211, 45%, 50%)
HSVhsv(211, 63%, 72%)
CMYKcmyk(62.5%, 32.6%, 0%, 27.8%)
CIE-LABlab(50.85, 0.63, -37.03)
CIE-LCHlch(50.85, 37.03, 270.97°)
OKLaboklab(57.58% -0.0338 -0.1047)
OKLCHoklch(57.58% 0.11 252.1)
XYZxyz(18.3105, 19.1395, 48.0674)
Luminance0.1914 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#457CB8 #B88145
analogous
#45B6B8 #457CB8 #4745B8
triadic
#457CB8 #B8457C #7CB845
tetradic
#457CB8 #B845B6 #B88145 #45B847
square
#457CB8 #B845B6 #B88145 #45B847
split-complementary
#457CB8 #B84745 #B6B845
monochromatic
#24405F #345E8B #457CB8 #719BCA #9DBADA

Accessibility & contrast

On white

4.35
#457CB8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.83
#457CB8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457CB8
4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##457CB8#FFFFFF#000000##000000
##457CB81.004.354.834.83
#FFFFFF4.351.0021.0021.00
#0000004.8321.001.001.00
##0000004.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#627FBB
Deuteranopia (green-blind)
#5374B7
Tritanopia (blue-blind)
#008A92
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #457cb8;
/* rgb */ color: rgb(69, 124, 184);
/* oklch */ color: oklch(57.6% 0.110 252.1);
Tailwind
colors: {
  custom: {
    50: '#83a1cd',
    500: '#457cb8',
    950: '#000000',
  },
}
SCSS
$custom: #457cb8;
$custom-light: #83a1cd;
$custom-dark: #000000;
JSON
{
  "hex": "#457cb8",
  "rgb": {
    "r": 69,
    "g": 124,
    "b": 184
  },
  "hsl": {
    "h": 211.304,
    "s": 45.455,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5758,
    "c": 0.11,
    "h": 252.1
  },
  "luminance": 0.19141
}

Semantic roles & 50–950 ramp

primary
#457CB8
secondary
#C7AE92
accent
#9753D5
background
#F8F9FC
surface
#F0F2F9
border
#CBCCD2
text
#0C0E13
muted
#7D7E82

Preview Lab

Preview with #457CB8

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

Preview Lab → · Contrast checker → · Palette generator →

#457CB8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva