#245DB1#245DB1

#245DB1 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.8% C 0.146 H 258.5°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#245DB1
RGB	rgb(36, 93, 177)
HSL	hsl(216, 66%, 42%)
HSV	hsv(216, 80%, 69%)
CMYK	cmyk(79.7%, 47.5%, 0%, 30.6%)
CIE-LAB	lab(40.21, 12.50, -49.96)
CIE-LCH	lch(40.21, 51.50, 284.05°)
OKLab	oklab(48.84% -0.0293 -0.1435)
OKLCH	oklch(48.84% 0.146 258.5)
XYZ	xyz(12.5748, 11.3766, 43.1196)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#245DB1 #B17824

analogous

#24A4B1 #245DB1 #3224B1

triadic

#245DB1 #B1245D #5DB124

tetradic

#245DB1 #B124A4 #B17824 #24B132

square

#245DB1 #B124A4 #B17824 #24B132

split-complementary

#245DB1 #B13224 #A4B124

monochromatic

#0F284B #1A427E #245DB1 #3B7AD7 #6E9DE1

Accessibility & contrast

On white

6.41

#245DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#245DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #245DB1

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##245DB1	#FFFFFF	#000000	##FFFFFF
##245DB1	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E66B4

Deuteranopia (green-blind)

#0259AF

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #245db1;
/* rgb */ color: rgb(36, 93, 177);
/* oklch */ color: oklch(48.8% 0.146 258.5);

Tailwind

colors: {
  custom: {
    50: '#758ac9',
    500: '#245db1',
    950: '#000000',
  },
}

SCSS

$custom: #245db1;
$custom-light: #758ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#245db1",
  "rgb": {
    "r": 36,
    "g": 93,
    "b": 177
  },
  "hsl": {
    "h": 215.745,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48837,
    "c": 0.14646,
    "h": 258.5
  },
  "luminance": 0.11378
}

Semantic roles & 50–950 ramp

primary

#245DB1

secondary

#C8A269

accent

#A43FE9

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #245DB1

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

Preview Lab → · Contrast checker → · Palette generator →