#3C5BBB#3C5BBB

#3C5BBB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.1% C 0.155 H 267.1°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#3C5BBB
RGB	rgb(60, 91, 187)
HSL	hsl(225, 51%, 48%)
HSV	hsv(225, 68%, 73%)
CMYK	cmyk(67.9%, 51.3%, 0%, 26.7%)
CIE-LAB	lab(41.26, 20.78, -54.07)
CIE-LCH	lch(41.26, 57.93, 291.02°)
OKLab	oklab(50.12% -0.0077 -0.1552)
OKLCH	oklch(50.12% 0.155 267.1)
XYZ	xyz(14.5711, 12.0293, 48.5581)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5BBB #BB9C3C

analogous

#3C9ABB #3C5BBB #5C3CBB

triadic

#3C5BBB #BB3C5B #5BBB3C

tetradic

#3C5BBB #BB3C9A #BB9C3C #3CBB5C

square

#3C5BBB #BB3C9A #BB9C3C #3CBB5C

split-complementary

#3C5BBB #BB5C3C #9ABB3C

monochromatic

#1E2E5E #2D448D #3C5BBB #6680CE #95A6DD

Accessibility & contrast

On white

6.17

#3C5BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3C5BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5BBB

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5BBB	#FFFFFF	#000000	##FFFFFF
##3C5BBB	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2167BE

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3c5bbb;
/* rgb */ color: rgb(60, 91, 187);
/* oklch */ color: oklch(50.1% 0.155 267.1);

Tailwind

colors: {
  custom: {
    50: '#8088d0',
    500: '#3c5bbb',
    950: '#000000',
  },
}

SCSS

$custom: #3c5bbb;
$custom-light: #8088d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5bbb",
  "rgb": {
    "r": 60,
    "g": 91,
    "b": 187
  },
  "hsl": {
    "h": 225.354,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50119,
    "c": 0.15544,
    "h": 267.1
  },
  "luminance": 0.12031
}

Semantic roles & 50–950 ramp

primary

#3C5BBB

secondary

#C8B98B

accent

#B84DDB

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3C5BBB

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

Preview Lab → · Contrast checker → · Palette generator →