#457EA5#457EA5

#457EA5 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.1% C 0.085 H 240.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#457EA5
RGB	rgb(69, 126, 165)
HSL	hsl(204, 41%, 46%)
HSV	hsv(204, 58%, 65%)
CMYK	cmyk(58.2%, 23.6%, 0%, 35.3%)
CIE-LAB	lab(50.57, -6.88, -26.47)
CIE-LCH	lch(50.57, 27.35, 255.43°)
OKLab	oklab(57.08% -0.0421 -0.0741)
OKLCH	oklch(57.08% 0.085 240.4)
XYZ	xyz(16.7041, 18.9020, 38.3582)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457EA5 #A56C45

analogous

#45A59C #457EA5 #454EA5

triadic

#457EA5 #A5457E #7EA545

tetradic

#457EA5 #9C45A5 #A56C45 #4EA545

square

#457EA5 #9C45A5 #A56C45 #4EA545

split-complementary

#457EA5 #A5454E #A59C45

monochromatic

#213C4F #335D7A #457EA5 #689CC0 #93B8D2

Accessibility & contrast

On white

4.39

#457EA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#457EA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457EA5

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457EA5	#FFFFFF	#000000	##000000
##457EA5	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7EA7

Deuteranopia (green-blind)

#5F74A4

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #457ea5;
/* rgb */ color: rgb(69, 126, 165);
/* oklch */ color: oklch(57.1% 0.085 240.4);

Tailwind

colors: {
  custom: {
    50: '#81a3c0',
    500: '#457ea5',
    950: '#000000',
  },
}

SCSS

$custom: #457ea5;
$custom-light: #81a3c0;
$custom-dark: #000000;

JSON

{
  "hex": "#457ea5",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 165
  },
  "hsl": {
    "h": 204.375,
    "s": 41.026,
    "l": 45.882
  },
  "oklch": {
    "l": 0.57075,
    "c": 0.08523,
    "h": 240.4
  },
  "luminance": 0.18904
}

Semantic roles & 50–950 ramp

primary

#457EA5

secondary

#BD9E88

accent

#8857D1

background

#F8FAFB

surface

#EFF3F7

border

#CACDD0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #457EA5

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

Preview Lab → · Contrast checker → · Palette generator →