#457DB9#457DB9

#457DB9 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.9% C 0.110 H 251.7°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#457DB9
RGB	rgb(69, 125, 185)
HSL	hsl(211, 46%, 50%)
HSV	hsv(211, 63%, 73%)
CMYK	cmyk(62.7%, 32.4%, 0%, 27.5%)
CIE-LAB	lab(51.19, 0.37, -37.07)
CIE-LCH	lch(51.19, 37.07, 270.57°)
OKLab	oklab(57.86% -0.0346 -0.1048)
OKLCH	oklch(57.86% 0.11 251.7)
XYZ	xyz(18.5416, 19.4335, 48.6634)
Luminance	0.1943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457DB9 #B98145

analogous

#45B7B9 #457DB9 #4745B9

triadic

#457DB9 #B9457D #7DB945

tetradic

#457DB9 #B945B7 #B98145 #45B947

square

#457DB9 #B945B7 #B98145 #45B947

split-complementary

#457DB9 #B94745 #B7B945

monochromatic

#244160 #345F8C #457DB9 #719CCA #9EBBDB

Accessibility & contrast

On white

4.30

#457DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#457DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DB9

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457DB9	#FFFFFF	#000000	##000000
##457DB9	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6380BC

Deuteranopia (green-blind)

#5475B8

Tritanopia (blue-blind)

#008B92

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457db9;
/* rgb */ color: rgb(69, 125, 185);
/* oklch */ color: oklch(57.9% 0.110 251.7);

Tailwind

colors: {
  custom: {
    50: '#83a2ce',
    500: '#457db9',
    950: '#000000',
  },
}

SCSS

$custom: #457db9;
$custom-light: #83a2ce;
$custom-dark: #000000;

JSON

{
  "hex": "#457db9",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 185
  },
  "hsl": {
    "h": 211.034,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.57863,
    "c": 0.11034,
    "h": 251.7
  },
  "luminance": 0.19435
}

Semantic roles & 50–950 ramp

primary

#457DB9

secondary

#C7AE93

accent

#9652D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0F13

muted

#7D7E82

Preview Lab

Preview with #457DB9

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

Preview Lab → · Contrast checker → · Palette generator →