#457EB2#457EB2

#457EB2 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.7% C 0.101 H 247.9°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#457EB2
RGB	rgb(69, 126, 178)
HSL	hsl(209, 44%, 48%)
HSV	hsv(209, 61%, 70%)
CMYK	cmyk(61.2%, 29.2%, 0%, 30.2%)
CIE-LAB	lab(51.15, -2.59, -33.10)
CIE-LCH	lch(51.15, 33.20, 265.52°)
OKLab	oklab(57.72% -0.0378 -0.0932)
OKLCH	oklch(57.72% 0.101 247.9)
XYZ	xyz(17.9480, 19.3996, 44.9095)
Luminance	0.1940 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457EB2 #B27945

analogous

#45B2AF #457EB2 #4547B2

triadic

#457EB2 #B2457E #7EB245

tetradic

#457EB2 #AF45B2 #B27945 #47B245

square

#457EB2 #AF45B2 #B27945 #47B245

split-complementary

#457EB2 #B24547 #B2AF45

monochromatic

#23405A #345F86 #457EB2 #6E9CC7 #9ABAD8

Accessibility & contrast

On white

4.30

#457EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#457EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457EB2

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457EB2	#FFFFFF	#000000	##000000
##457EB2	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)

#6880B4

Deuteranopia (green-blind)

#5975B1

Tritanopia (blue-blind)

#008A90

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457eb2;
/* rgb */ color: rgb(69, 126, 178);
/* oklch */ color: oklch(57.7% 0.101 247.9);

Tailwind

colors: {
  custom: {
    50: '#82a3c9',
    500: '#457eb2',
    950: '#000000',
  },
}

SCSS

$custom: #457eb2;
$custom-light: #82a3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#457eb2",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 178
  },
  "hsl": {
    "h": 208.624,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57723,
    "c": 0.1006,
    "h": 247.9
  },
  "luminance": 0.19401
}

Semantic roles & 50–950 ramp

primary

#457EB2

secondary

#C4A88F

accent

#9154D4

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #457EB2

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

Preview Lab → · Contrast checker → · Palette generator →