#457EB5#457EB5

#457EB5 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.9% C 0.104 H 249.3°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#457EB5
RGB	rgb(69, 126, 181)
HSL	hsl(209, 45%, 49%)
HSV	hsv(209, 62%, 71%)
CMYK	cmyk(61.9%, 30.4%, 0%, 29%)
CIE-LAB	lab(51.29, -1.58, -34.61)
CIE-LCH	lch(51.29, 34.64, 267.38°)
OKLab	oklab(57.88% -0.0369 -0.0976)
OKLCH	oklch(57.88% 0.104 249.3)
XYZ	xyz(18.2525, 19.5214, 46.5132)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457EB5 #B57C45

analogous

#45B5B4 #457EB5 #4546B5

triadic

#457EB5 #B5457E #7EB545

tetradic

#457EB5 #B445B5 #B57C45 #46B545

square

#457EB5 #B445B5 #B57C45 #46B545

split-complementary

#457EB5 #B54546 #B5B445

monochromatic

#23405C #345F89 #457EB5 #6F9CC8 #9BBBD9

Accessibility & contrast

On white

4.28

#457EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#457EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457EB5

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457EB5	#FFFFFF	#000000	##000000
##457EB5	1.00	4.28	4.90	4.90
#FFFFFF	4.28	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)

#6680B7

Deuteranopia (green-blind)

#5775B4

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #457eb5;
/* rgb */ color: rgb(69, 126, 181);
/* oklch */ color: oklch(57.9% 0.104 249.3);

Tailwind

colors: {
  custom: {
    50: '#83a3cb',
    500: '#457eb5',
    950: '#000000',
  },
}

SCSS

$custom: #457eb5;
$custom-light: #83a3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#457eb5",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 181
  },
  "hsl": {
    "h": 209.464,
    "s": 44.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.5788,
    "c": 0.10434,
    "h": 249.3
  },
  "luminance": 0.19523
}

Semantic roles & 50–950 ramp

primary

#457EB5

secondary

#C5AA91

accent

#9353D5

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #457EB5

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

Preview Lab → · Contrast checker → · Palette generator →