#457BD1#457BD1

#457BD1 is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.8% C 0.144 H 259.3°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#457BD1
RGB	rgb(69, 123, 209)
HSL	hsl(217, 60%, 55%)
HSV	hsv(217, 67%, 82%)
CMYK	cmyk(67%, 41.1%, 0%, 18%)
CIE-LAB	lab(51.87, 9.91, -49.69)
CIE-LCH	lch(51.87, 50.67, 281.28°)
OKLab	oklab(58.8% -0.0267 -0.1417)
OKLCH	oklch(58.8% 0.144 259.3)
XYZ	xyz(21.0417, 20.0325, 63.0670)
Luminance	0.2004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BD1 #D19B45

analogous

#45C1D1 #457BD1 #5545D1

triadic

#457BD1 #D1457B #7BD145

tetradic

#457BD1 #D145C1 #D19B45 #45D155

square

#457BD1 #D145C1 #D19B45 #45D155

split-complementary

#457BD1 #D15545 #C1D145

monochromatic

#1F437D #2B5DAE #457BD1 #769EDD #A7C1E9

Accessibility & contrast

On white

4.19

#457BD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#457BD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BD1

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BD1	#FFFFFF	#000000	##000000
##457BD1	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5383D4

Deuteranopia (green-blind)

#3D76CF

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #457bd1;
/* rgb */ color: rgb(69, 123, 209);
/* oklch */ color: oklch(58.8% 0.144 259.3);

Tailwind

colors: {
  custom: {
    50: '#87a0df',
    500: '#457bd1',
    950: '#000000',
  },
}

SCSS

$custom: #457bd1;
$custom-light: #87a0df;
$custom-dark: #000000;

JSON

{
  "hex": "#457bd1",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 209
  },
  "hsl": {
    "h": 216.857,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58805,
    "c": 0.14421,
    "h": 259.3
  },
  "luminance": 0.20035
}

Semantic roles & 50–950 ramp

primary

#457BD1

secondary

#D7C09B

accent

#A644E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #457BD1

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

Preview Lab → · Contrast checker → · Palette generator →