#245CBB#245CBB

#245CBB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.4% C 0.161 H 260.4°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#245CBB
RGB	rgb(36, 92, 187)
HSL	hsl(218, 68%, 44%)
HSV	hsv(218, 81%, 73%)
CMYK	cmyk(80.7%, 50.8%, 0%, 26.7%)
CIE-LAB	lab(40.60, 17.05, -55.19)
CIE-LCH	lch(40.60, 57.77, 287.17°)
OKLab	oklab(49.35% -0.027 -0.1589)
OKLCH	oklch(49.35% 0.161 260.4)
XYZ	xyz(13.5211, 11.6156, 48.5335)
Luminance	0.1162 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245CBB #BB8324

analogous

#24A7BB #245CBB #3724BB

triadic

#245CBB #BB245C #5CBB24

tetradic

#245CBB #BB24A7 #BB8324 #24BB37

square

#245CBB #BB24A7 #BB8324 #24BB37

split-complementary

#245CBB #BB3724 #A7BB24

monochromatic

#102A54 #1A4388 #245CBB #427ADB #759EE4

Accessibility & contrast

On white

6.32

#245CBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#245CBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245CBB

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245CBB	#FFFFFF	#000000	##FFFFFF
##245CBB	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F67BE

Deuteranopia (green-blind)

#0059B9

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #245cbb;
/* rgb */ color: rgb(36, 92, 187);
/* oklch */ color: oklch(49.4% 0.161 260.4);

Tailwind

colors: {
  custom: {
    50: '#7789d0',
    500: '#245cbb',
    950: '#000000',
  },
}

SCSS

$custom: #245cbb;
$custom-light: #7789d0;
$custom-dark: #000000;

JSON

{
  "hex": "#245cbb",
  "rgb": {
    "r": 36,
    "g": 92,
    "b": 187
  },
  "hsl": {
    "h": 217.748,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49353,
    "c": 0.16121,
    "h": 260.4
  },
  "luminance": 0.11617
}

Semantic roles & 50–950 ramp

primary

#245CBB

secondary

#CCA96F

accent

#AA3DEB

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #245CBB

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

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