#457DB8#457DB8

#457DB8 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.8% C 0.109 H 251.3°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#457DB8
RGB	rgb(69, 125, 184)
HSL	hsl(211, 45%, 50%)
HSV	hsv(211, 63%, 72%)
CMYK	cmyk(62.5%, 32.1%, 0%, 27.8%)
CIE-LAB	lab(51.14, 0.03, -36.57)
CIE-LCH	lch(51.14, 36.57, 270.04°)
OKLab	oklab(57.81% -0.0349 -0.1033)
OKLCH	oklch(57.81% 0.109 251.3)
XYZ	xyz(18.4364, 19.3914, 48.1094)
Luminance	0.1939 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457DB8 #B88045

analogous

#45B7B8 #457DB8 #4745B8

triadic

#457DB8 #B8457D #7DB845

tetradic

#457DB8 #B845B7 #B88045 #45B847

square

#457DB8 #B845B7 #B88045 #45B847

split-complementary

#457DB8 #B84745 #B7B845

monochromatic

#24415F #345F8B #457DB8 #719CCA #9DBBDA

Accessibility & contrast

On white

4.30

#457DB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#457DB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457DB8

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457DB8	#FFFFFF	#000000	##000000
##457DB8	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6480BB

Deuteranopia (green-blind)

#5475B7

Tritanopia (blue-blind)

#008B92

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457db8;
/* rgb */ color: rgb(69, 125, 184);
/* oklch */ color: oklch(57.8% 0.109 251.3);

Tailwind

colors: {
  custom: {
    50: '#83a2cd',
    500: '#457db8',
    950: '#000000',
  },
}

SCSS

$custom: #457db8;
$custom-light: #83a2cd;
$custom-dark: #000000;

JSON

{
  "hex": "#457db8",
  "rgb": {
    "r": 69,
    "g": 125,
    "b": 184
  },
  "hsl": {
    "h": 210.783,
    "s": 45.455,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57809,
    "c": 0.10906,
    "h": 251.3
  },
  "luminance": 0.19393
}

Semantic roles & 50–950 ramp

primary

#457DB8

secondary

#C7AD92

accent

#9653D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0F13

muted

#7D7E82

Preview Lab

Preview with #457DB8

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

Preview Lab → · Contrast checker → · Palette generator →