#457BD2#457BD2

#457BD2 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.146 H 259.5°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#457BD2
RGB	rgb(69, 123, 210)
HSL	hsl(217, 61%, 55%)
HSV	hsv(217, 67%, 82%)
CMYK	cmyk(67.1%, 41.4%, 0%, 17.6%)
CIE-LAB	lab(51.93, 10.26, -50.17)
CIE-LCH	lch(51.93, 51.21, 281.56°)
OKLab	oklab(58.87% -0.0265 -0.1431)
OKLCH	oklch(58.87% 0.146 259.5)
XYZ	xyz(21.1659, 20.0821, 63.7211)
Luminance	0.2008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BD2 #D29C45

analogous

#45C2D2 #457BD2 #5545D2

triadic

#457BD2 #D2457B #7BD245

tetradic

#457BD2 #D245C2 #D29C45 #45D255

square

#457BD2 #D245C2 #D29C45 #45D255

split-complementary

#457BD2 #D25545 #C2D245

monochromatic

#1F437E #2A5DAF #457BD2 #769EDE #A8C1EA

Accessibility & contrast

On white

4.19

#457BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#457BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BD2

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BD2	#FFFFFF	#000000	##000000
##457BD2	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5383D5

Deuteranopia (green-blind)

#3C76D0

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457bd2;
/* rgb */ color: rgb(69, 123, 210);
/* oklch */ color: oklch(58.9% 0.146 259.5);

Tailwind

colors: {
  custom: {
    50: '#87a0e0',
    500: '#457bd2',
    950: '#000000',
  },
}

SCSS

$custom: #457bd2;
$custom-light: #87a0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#457bd2",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 210
  },
  "hsl": {
    "h": 217.021,
    "s": 61.039,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58867,
    "c": 0.14555,
    "h": 259.5
  },
  "luminance": 0.20084
}

Semantic roles & 50–950 ramp

primary

#457BD2

secondary

#D7C09C

accent

#A744E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #457BD2

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

Preview Lab → · Contrast checker → · Palette generator →