#3C458B#3C458B

#3C458B is a dark, moderate blue. Relative luminance 0.071; OKLCH L 42.1% C 0.115 H 274.8°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#3C458B
RGB	rgb(60, 69, 139)
HSL	hsl(233, 40%, 39%)
HSV	hsv(233, 57%, 55%)
CMYK	cmyk(56.8%, 50.4%, 0%, 45.5%)
CIE-LAB	lab(31.99, 18.06, -40.27)
CIE-LCH	lch(31.99, 44.13, 294.15°)
OKLab	oklab(42.06% 0.0097 -0.1149)
OKLCH	oklch(42.06% 0.115 274.8)
XYZ	xyz(8.6503, 7.0804, 25.3319)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C458B #8B823C

analogous

#3C6D8B #3C458B #5B3C8B

triadic

#3C458B #8B3C45 #458B3C

tetradic

#3C458B #8B3C6D #8B823C #3C8B5B

square

#3C458B #8B3C6D #8B823C #3C8B5B

split-complementary

#3C458B #8B5B3C #6D8B3C

monochromatic

#171B36 #2A3060 #3C458B #515CB4 #7B84C6

Accessibility & contrast

On white

8.69

#3C458B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3C458B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C458B

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C458B	#FFFFFF	#000000	##FFFFFF
##3C458B	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234F8E

Deuteranopia (green-blind)

#18488A

Tritanopia (blue-blind)

#125561

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3c458b;
/* rgb */ color: rgb(60, 69, 139);
/* oklch */ color: oklch(42.1% 0.115 274.8);

Tailwind

colors: {
  custom: {
    50: '#7878ad',
    500: '#3c458b',
    950: '#000000',
  },
}

SCSS

$custom: #3c458b;
$custom-light: #7878ad;
$custom-dark: #000000;

JSON

{
  "hex": "#3c458b",
  "rgb": {
    "r": 60,
    "g": 69,
    "b": 139
  },
  "hsl": {
    "h": 233.165,
    "s": 39.698,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42061,
    "c": 0.11533,
    "h": 274.8
  },
  "luminance": 0.07081
}

Semantic roles & 50–950 ramp

primary

#3C458B

secondary

#B0A973

accent

#C258D0

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3C458B

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

Preview Lab → · Contrast checker → · Palette generator →