#457DD1#457DD1

#457DD1 is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.2% C 0.142 H 258.4°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#457DD1
RGB	rgb(69, 125, 209)
HSL	hsl(216, 60%, 55%)
HSV	hsv(216, 67%, 82%)
CMYK	cmyk(67%, 40.2%, 0%, 18%)
CIE-LAB	lab(52.44, 8.69, -48.80)
CIE-LCH	lch(52.44, 49.56, 280.09°)
OKLab	oklab(59.24% -0.0286 -0.1391)
OKLCH	oklch(59.24% 0.142 258.4)
XYZ	xyz(21.2923, 20.5337, 63.1505)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457DD1 #D19945

analogous

#45C3D1 #457DD1 #5345D1

triadic

#457DD1 #D1457D #7DD145

tetradic

#457DD1 #D145C3 #D19945 #45D153

square

#457DD1 #D145C3 #D19945 #45D153

split-complementary

#457DD1 #D15345 #C3D145

monochromatic

#1F447D #2B5FAE #457DD1 #769FDD #A7C2E9

Accessibility & contrast

On white

4.11

#457DD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#457DD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DD1

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457DD1	#FFFFFF	#000000	##000000
##457DD1	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5784D4

Deuteranopia (green-blind)

#4177CF

Tritanopia (blue-blind)

#00909D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #457dd1;
/* rgb */ color: rgb(69, 125, 209);
/* oklch */ color: oklch(59.2% 0.142 258.4);

Tailwind

colors: {
  custom: {
    50: '#87a2df',
    500: '#457dd1',
    950: '#000000',
  },
}

SCSS

$custom: #457dd1;
$custom-light: #87a2df;
$custom-dark: #000000;

JSON

{
  "hex": "#457dd1",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 209
  },
  "hsl": {
    "h": 216,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5924,
    "c": 0.14198,
    "h": 258.4
  },
  "luminance": 0.20536
}

Semantic roles & 50–950 ramp

primary

#457DD1

secondary

#D7BF9B

accent

#A444E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #457DD1

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

Preview Lab → · Contrast checker → · Palette generator →