#457ECF#457ECF

#457ECF is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.3% C 0.138 H 257.4°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#457ECF
RGB	rgb(69, 126, 207)
HSL	hsl(215, 59%, 54%)
HSV	hsv(215, 67%, 81%)
CMYK	cmyk(66.7%, 39.1%, 0%, 18.8%)
CIE-LAB	lab(52.61, 7.38, -47.39)
CIE-LCH	lch(52.61, 47.96, 278.85°)
OKLab	oklab(59.34% -0.03 -0.1349)
OKLCH	oklch(59.34% 0.138 257.4)
XYZ	xyz(21.1735, 20.6898, 61.8971)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457ECF #CF9645

analogous

#45C3CF #457ECF #5145CF

triadic

#457ECF #CF457E #7ECF45

tetradic

#457ECF #CF45C3 #CF9645 #45CF51

square

#457ECF #CF45C3 #CF9645 #45CF51

split-complementary

#457ECF #CF5145 #C3CF45

monochromatic

#20457A #2C60AB #457ECF #76A0DC #A6C1E8

Accessibility & contrast

On white

4.09

#457ECF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#457ECF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457ECF

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457ECF	#FFFFFF	#000000	##000000
##457ECF	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5985D2

Deuteranopia (green-blind)

#4578CD

Tritanopia (blue-blind)

#00919C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #457ecf;
/* rgb */ color: rgb(69, 126, 207);
/* oklch */ color: oklch(59.3% 0.138 257.4);

Tailwind

colors: {
  custom: {
    50: '#87a2de',
    500: '#457ecf',
    950: '#000000',
  },
}

SCSS

$custom: #457ecf;
$custom-light: #87a2de;
$custom-dark: #000000;

JSON

{
  "hex": "#457ecf",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 207
  },
  "hsl": {
    "h": 215.217,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59339,
    "c": 0.13823,
    "h": 257.4
  },
  "luminance": 0.20692
}

Semantic roles & 50–950 ramp

primary

#457ECF

secondary

#D5BD9B

accent

#A246E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #457ECF

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

Preview Lab → · Contrast checker → · Palette generator →