#457FA9#457FA9

#457FA9 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.5% C 0.089 H 242.0°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#457FA9
RGB	rgb(69, 127, 169)
HSL	hsl(205, 42%, 47%)
HSV	hsv(205, 59%, 66%)
CMYK	cmyk(59.2%, 24.9%, 0%, 33.7%)
CIE-LAB	lab(51.04, -6.16, -28.06)
CIE-LCH	lch(51.04, 28.73, 257.62°)
OKLab	oklab(57.51% -0.0419 -0.0787)
OKLCH	oklch(57.51% 0.089 242)
XYZ	xyz(17.2024, 19.3070, 40.3485)
Luminance	0.1931 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457FA9 #A96F45

analogous

#45A9A1 #457FA9 #454DA9

triadic

#457FA9 #A9457F #7FA945

tetradic

#457FA9 #A145A9 #A96F45 #4DA945

square

#457FA9 #A145A9 #A96F45 #4DA945

split-complementary

#457FA9 #A9454D #A9A145

monochromatic

#223E52 #335E7E #457FA9 #699DC2 #95B9D4

Accessibility & contrast

On white

4.32

#457FA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#457FA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457FA9

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457FA9	#FFFFFF	#000000	##000000
##457FA9	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7FAB

Deuteranopia (green-blind)

#5F75A8

Tritanopia (blue-blind)

#00898D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457fa9;
/* rgb */ color: rgb(69, 127, 169);
/* oklch */ color: oklch(57.5% 0.089 242.0);

Tailwind

colors: {
  custom: {
    50: '#81a4c2',
    500: '#457fa9',
    950: '#000000',
  },
}

SCSS

$custom: #457fa9;
$custom-light: #81a4c2;
$custom-dark: #000000;

JSON

{
  "hex": "#457fa9",
  "rgb": {
    "r": 69,
    "g": 127,
    "b": 169
  },
  "hsl": {
    "h": 205.2,
    "s": 42.017,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57506,
    "c": 0.08911,
    "h": 242
  },
  "luminance": 0.19309
}

Semantic roles & 50–950 ramp

primary

#457FA9

secondary

#BFA18A

accent

#8A56D2

background

#F8FAFB

surface

#EFF3F7

border

#CACDD0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #457FA9

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

Preview Lab → · Contrast checker → · Palette generator →