#457EB4#457EB4

#457EB4 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.103 H 248.9°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#457EB4
RGB	rgb(69, 126, 180)
HSL	hsl(209, 45%, 49%)
HSV	hsv(209, 62%, 71%)
CMYK	cmyk(61.7%, 30%, 0%, 29.4%)
CIE-LAB	lab(51.24, -1.92, -34.10)
CIE-LCH	lch(51.24, 34.16, 266.78°)
OKLab	oklab(57.83% -0.0372 -0.0961)
OKLCH	oklch(57.83% 0.103 248.9)
XYZ	xyz(18.1503, 19.4805, 45.9748)
Luminance	0.1948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457EB4 #B47B45

analogous

#45B4B3 #457EB4 #4547B4

triadic

#457EB4 #B4457E #7EB445

tetradic

#457EB4 #B345B4 #B47B45 #47B445

square

#457EB4 #B345B4 #B47B45 #47B445

split-complementary

#457EB4 #B44547 #B4B345

monochromatic

#23405C #345F88 #457EB4 #6F9CC8 #9BBBD9

Accessibility & contrast

On white

4.29

#457EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#457EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457EB4

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457EB4	#FFFFFF	#000000	##000000
##457EB4	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6780B6

Deuteranopia (green-blind)

#5875B3

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457eb4;
/* rgb */ color: rgb(69, 126, 180);
/* oklch */ color: oklch(57.8% 0.103 248.9);

Tailwind

colors: {
  custom: {
    50: '#83a3ca',
    500: '#457eb4',
    950: '#000000',
  },
}

SCSS

$custom: #457eb4;
$custom-light: #83a3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#457eb4",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 209.189,
    "s": 44.578,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57827,
    "c": 0.10309,
    "h": 248.9
  },
  "luminance": 0.19482
}

Semantic roles & 50–950 ramp

primary

#457EB4

secondary

#C5AA90

accent

#9254D4

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #457EB4

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

Preview Lab → · Contrast checker → · Palette generator →