#245AB4#245AB4

#245AB4 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.154 H 260.1°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#245AB4
RGB	rgb(36, 90, 180)
HSL	hsl(218, 67%, 42%)
HSV	hsv(218, 80%, 71%)
CMYK	cmyk(80%, 50%, 0%, 29.4%)
CIE-LAB	lab(39.55, 15.64, -52.79)
CIE-LCH	lch(39.55, 55.06, 286.50°)
OKLab	oklab(48.4% -0.0264 -0.1519)
OKLCH	oklch(48.4% 0.154 260.1)
XYZ	xyz(12.6189, 10.9812, 44.6257)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245AB4 #B47E24

analogous

#24A2B4 #245AB4 #3624B4

triadic

#245AB4 #B4245A #5AB424

tetradic

#245AB4 #B424A2 #B47E24 #24B436

square

#245AB4 #B424A2 #B47E24 #24B436

split-complementary

#245AB4 #B43624 #A2B424

monochromatic

#10274E #1A4181 #245AB4 #3D77D8 #709BE2

Accessibility & contrast

On white

6.57

#245AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#245AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245AB4

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245AB4	#FFFFFF	#000000	##FFFFFF
##245AB4	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)

#2364B7

Deuteranopia (green-blind)

#0057B2

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #245ab4;
/* rgb */ color: rgb(36, 90, 180);
/* oklch */ color: oklch(48.4% 0.154 260.1);

Tailwind

colors: {
  custom: {
    50: '#7688cb',
    500: '#245ab4',
    950: '#000000',
  },
}

SCSS

$custom: #245ab4;
$custom-light: #7688cb;
$custom-dark: #000000;

JSON

{
  "hex": "#245ab4",
  "rgb": {
    "r": 36,
    "g": 90,
    "b": 180
  },
  "hsl": {
    "h": 217.5,
    "s": 66.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.48395,
    "c": 0.15417,
    "h": 260.1
  },
  "luminance": 0.10983
}

Semantic roles & 50–950 ramp

primary

#245AB4

secondary

#C9A66B

accent

#A93EEA

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #245AB4

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

Preview Lab → · Contrast checker → · Palette generator →