#245CB3#245CB3

#245CB3 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.8% C 0.150 H 259.2°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#245CB3
RGB	rgb(36, 92, 179)
HSL	hsl(217, 67%, 42%)
HSV	hsv(217, 80%, 70%)
CMYK	cmyk(79.9%, 48.6%, 0%, 29.8%)
CIE-LAB	lab(40.05, 13.94, -51.39)
CIE-LCH	lch(40.05, 53.24, 285.17°)
OKLab	oklab(48.76% -0.0281 -0.1477)
OKLCH	oklch(48.76% 0.15 259.2)
XYZ	xyz(12.6884, 11.2825, 44.1481)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245CB3 #B37B24

analogous

#24A4B3 #245CB3 #3324B3

triadic

#245CB3 #B3245C #5CB324

tetradic

#245CB3 #B324A4 #B37B24 #24B333

square

#245CB3 #B324A4 #B37B24 #24B333

split-complementary

#245CB3 #B33324 #A4B324

monochromatic

#10284D #1A4280 #245CB3 #3C79D8 #6F9CE2

Accessibility & contrast

On white

6.45

#245CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#245CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245CB3

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245CB3	#FFFFFF	#000000	##FFFFFF
##245CB3	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A65B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#00717F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #245cb3;
/* rgb */ color: rgb(36, 92, 179);
/* oklch */ color: oklch(48.8% 0.150 259.2);

Tailwind

colors: {
  custom: {
    50: '#7689ca',
    500: '#245cb3',
    950: '#000000',
  },
}

SCSS

$custom: #245cb3;
$custom-light: #7689ca;
$custom-dark: #000000;

JSON

{
  "hex": "#245cb3",
  "rgb": {
    "r": 36,
    "g": 92,
    "b": 179
  },
  "hsl": {
    "h": 216.503,
    "s": 66.512,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4876,
    "c": 0.15039,
    "h": 259.2
  },
  "luminance": 0.11284
}

Semantic roles & 50–950 ramp

primary

#245CB3

secondary

#C9A46A

accent

#A63EE9

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #245CB3

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

Preview Lab → · Contrast checker → · Palette generator →