#457AB3#457AB3

#457AB3 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.9% C 0.105 H 251.7°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX#457AB3
RGBrgb(69, 122, 179)
HSLhsl(211, 44%, 49%)
HSVhsv(211, 61%, 70%)
CMYKcmyk(61.5%, 31.8%, 0%, 29.8%)
CIE-LABlab(50.02, 0.13, -35.44)
CIE-LCHlch(50.02, 35.44, 270.20°)
OKLaboklab(56.85% -0.0331 -0.1001)
OKLCHoklch(56.85% 0.105 251.7)
XYZxyz(17.5475, 18.4373, 45.2731)
Luminance0.1844 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#457AB3 #B37E45
analogous
#45B1B3 #457AB3 #4745B3
triadic
#457AB3 #B3457A #7AB345
tetradic
#457AB3 #B345B1 #B37E45 #45B347
square
#457AB3 #B345B1 #B37E45 #45B347
split-complementary
#457AB3 #B34745 #B1B345
monochromatic
#233E5B #345C87 #457AB3 #6E99C7 #9AB8D8

Accessibility & contrast

On white

4.48
#457AB3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.69
#457AB3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457AB3
4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##457AB3#FFFFFF#000000##000000
##457AB31.004.484.694.69
#FFFFFF4.481.0021.0021.00
#0000004.6921.001.001.00
##0000004.6921.001.001.00

Color blindness preview

Protanopia (red-blind)
#627DB5
Deuteranopia (green-blind)
#5372B2
Tritanopia (blue-blind)
#00878E
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #457ab3;
/* rgb */ color: rgb(69, 122, 179);
/* oklch */ color: oklch(56.9% 0.105 251.7);
Tailwind
colors: {
  custom: {
    50: '#82a0ca',
    500: '#457ab3',
    950: '#000000',
  },
}
SCSS
$custom: #457ab3;
$custom-light: #82a0ca;
$custom-dark: #000000;
JSON
{
  "hex": "#457ab3",
  "rgb": {
    "r": 69,
    "g": 122,
    "b": 179
  },
  "hsl": {
    "h": 211.091,
    "s": 44.355,
    "l": 48.627
  },
  "oklch": {
    "l": 0.56851,
    "c": 0.10541,
    "h": 251.7
  },
  "luminance": 0.18439
}

Semantic roles & 50–950 ramp

primary
#457AB3
secondary
#C4AB8F
accent
#9654D4
background
#F8F9FC
surface
#F0F2F8
border
#CBCCD1
text
#0B0E13
muted
#7C7E82

Preview Lab

Preview with #457AB3

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

Preview Lab → · Contrast checker → · Palette generator →

#457AB3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva