#245BB0#245BB0

#245BB0 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.3% C 0.148 H 259.1°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#245BB0
RGB	rgb(36, 91, 176)
HSL	hsl(216, 66%, 42%)
HSV	hsv(216, 80%, 69%)
CMYK	cmyk(79.5%, 48.3%, 0%, 31%)
CIE-LAB	lab(39.56, 13.42, -50.41)
CIE-LCH	lch(39.56, 52.16, 284.91°)
OKLab	oklab(48.32% -0.0278 -0.1449)
OKLCH	oklch(48.32% 0.148 259.1)
XYZ	xyz(12.3022, 10.9904, 42.5389)
Luminance	0.1099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245BB0 #B07924

analogous

#24A1B0 #245BB0 #3324B0

triadic

#245BB0 #B0245B #5BB024

tetradic

#245BB0 #B024A1 #B07924 #24B033

square

#245BB0 #B024A1 #B07924 #24B033

split-complementary

#245BB0 #B03324 #A1B024

monochromatic

#0F264A #1A417D #245BB0 #3A78D7 #6D9BE1

Accessibility & contrast

On white

6.57

#245BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#245BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245BB0

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245BB0	#FFFFFF	#000000	##FFFFFF
##245BB0	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B64B3

Deuteranopia (green-blind)

#0057AE

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #245bb0;
/* rgb */ color: rgb(36, 91, 176);
/* oklch */ color: oklch(48.3% 0.148 259.1);

Tailwind

colors: {
  custom: {
    50: '#7588c8',
    500: '#245bb0',
    950: '#000000',
  },
}

SCSS

$custom: #245bb0;
$custom-light: #7588c8;
$custom-dark: #000000;

JSON

{
  "hex": "#245bb0",
  "rgb": {
    "r": 36,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 216.429,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48321,
    "c": 0.14752,
    "h": 259.1
  },
  "luminance": 0.10992
}

Semantic roles & 50–950 ramp

primary

#245BB0

secondary

#C8A268

accent

#A63FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #245BB0

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

Preview Lab → · Contrast checker → · Palette generator →