#4B74BB#4B74BB

#4B74BB is a mid, moderate blue. Relative luminance 0.176; OKLCH L 56.2% C 0.120 H 260.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4B74BB
RGB	rgb(75, 116, 187)
HSL	hsl(218, 45%, 51%)
HSV	hsv(218, 60%, 73%)
CMYK	cmyk(59.9%, 38%, 0%, 26.7%)
CIE-LAB	lab(48.97, 7.67, -41.70)
CIE-LCH	lch(48.97, 42.40, 280.43°)
OKLab	oklab(56.24% -0.0193 -0.1183)
OKLCH	oklch(56.24% 0.12 260.7)
XYZ	xyz(18.1136, 17.5729, 49.4414)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B74BB #BB924B

analogous

#4BACBB #4B74BB #5A4BBB

triadic

#4B74BB #BB4B74 #74BB4B

tetradic

#4B74BB #BB4BAC #BB924B #4BBB5A

square

#4B74BB #BB4BAC #BB924B #4BBB5A

split-complementary

#4B74BB #BB5A4B #ACBB4B

monochromatic

#263D65 #375892 #4B74BB #7796CC #A4B9DD

Accessibility & contrast

On white

4.65

#4B74BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4B74BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4B74BB

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B74BB	#FFFFFF	#000000	##FFFFFF
##4B74BB	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABE

Deuteranopia (green-blind)

#4770BA

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4b74bb;
/* rgb */ color: rgb(75, 116, 187);
/* oklch */ color: oklch(56.2% 0.120 260.7);

Tailwind

colors: {
  custom: {
    50: '#869bd0',
    500: '#4b74bb',
    950: '#000000',
  },
}

SCSS

$custom: #4b74bb;
$custom-light: #869bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b74bb",
  "rgb": {
    "r": 75,
    "g": 116,
    "b": 187
  },
  "hsl": {
    "h": 218.036,
    "s": 45.161,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56242,
    "c": 0.11986,
    "h": 260.7
  },
  "luminance": 0.17574
}

Semantic roles & 50–950 ramp

primary

#4B74BB

secondary

#CAB898

accent

#A553D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4B74BB

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

Preview Lab → · Contrast checker → · Palette generator →