#245BB3#245BB3

#245BB3 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.5% C 0.152 H 259.6°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#245BB3
RGB	rgb(36, 91, 179)
HSL	hsl(217, 67%, 42%)
HSV	hsv(217, 80%, 70%)
CMYK	cmyk(79.9%, 49.2%, 0%, 29.8%)
CIE-LAB	lab(39.77, 14.59, -51.85)
CIE-LCH	lch(39.77, 53.86, 285.72°)
OKLab	oklab(48.54% -0.0274 -0.1491)
OKLCH	oklch(48.54% 0.152 259.6)
XYZ	xyz(12.6024, 11.1104, 44.1194)
Luminance	0.1111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245BB3 #B37C24

analogous

#24A3B3 #245BB3 #3424B3

triadic

#245BB3 #B3245B #5BB324

tetradic

#245BB3 #B324A3 #B37C24 #24B334

square

#245BB3 #B324A3 #B37C24 #24B334

split-complementary

#245BB3 #B33424 #A3B324

monochromatic

#10274D #1A4180 #245BB3 #3C78D8 #6F9BE2

Accessibility & contrast

On white

6.52

#245BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#245BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245BB3

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245BB3	#FFFFFF	#000000	##FFFFFF
##245BB3	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2765B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #245bb3;
/* rgb */ color: rgb(36, 91, 179);
/* oklch */ color: oklch(48.5% 0.152 259.6);

Tailwind

colors: {
  custom: {
    50: '#7688ca',
    500: '#245bb3',
    950: '#000000',
  },
}

SCSS

$custom: #245bb3;
$custom-light: #7688ca;
$custom-dark: #000000;

JSON

{
  "hex": "#245bb3",
  "rgb": {
    "r": 36,
    "g": 91,
    "b": 179
  },
  "hsl": {
    "h": 216.923,
    "s": 66.512,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4854,
    "c": 0.1516,
    "h": 259.6
  },
  "luminance": 0.11112
}

Semantic roles & 50–950 ramp

primary

#245BB3

secondary

#C9A46A

accent

#A83EE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #245BB3

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

Preview Lab → · Contrast checker → · Palette generator →