#457FDB#457FDB

#457FDB is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.3% C 0.153 H 259.3°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#457FDB
RGB	rgb(69, 127, 219)
HSL	hsl(217, 68%, 56%)
HSV	hsv(217, 68%, 86%)
CMYK	cmyk(68.5%, 42%, 0%, 14.1%)
CIE-LAB	lab(53.55, 10.99, -52.66)
CIE-LCH	lch(53.55, 53.80, 281.79°)
OKLab	oklab(60.29% -0.0285 -0.1504)
OKLCH	oklch(60.29% 0.153 259.3)
XYZ	xyz(22.8252, 21.5561, 69.9619)
Luminance	0.2156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457FDB #DBA145

analogous

#45CADB #457FDB #5645DB

triadic

#457FDB #DB457F #7FDB45

tetradic

#457FDB #DB45CA #DBA145 #45DB56

square

#457FDB #DB45CA #DBA145 #45DB56

split-complementary

#457FDB #DB5645 #CADB45

monochromatic

#1B468B #2560BE #457FDB #78A2E5 #ACC6EF

Accessibility & contrast

On white

3.95

#457FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#457FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457FDB

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457FDB	#FFFFFF	#000000	##000000
##457FDB	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5387DF

Deuteranopia (green-blind)

#3B7AD9

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #457fdb;
/* rgb */ color: rgb(69, 127, 219);
/* oklch */ color: oklch(60.3% 0.153 259.3);

Tailwind

colors: {
  custom: {
    50: '#89a3e7',
    500: '#457fdb',
    950: '#000000',
  },
}

SCSS

$custom: #457fdb;
$custom-light: #89a3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#457fdb",
  "rgb": {
    "r": 69,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 216.8,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.60287,
    "c": 0.15305,
    "h": 259.3
  },
  "luminance": 0.21558
}

Semantic roles & 50–950 ramp

primary

#457FDB

secondary

#DDC59F

accent

#A83DEA

background

#F9FAFE

surface

#F1F3FC

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #457FDB

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

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