#3135B7#3135B7

#3135B7 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.2% C 0.199 H 272.7°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#3135B7
RGB	rgb(49, 53, 183)
HSL	hsl(238, 58%, 45%)
HSV	hsv(238, 73%, 72%)
CMYK	cmyk(73.2%, 71%, 0%, 28.2%)
CIE-LAB	lab(30.92, 42.05, -68.61)
CIE-LCH	lch(30.92, 80.47, 301.50°)
OKLab	oklab(42.2% 0.0092 -0.1985)
OKLCH	oklch(42.2% 0.199 272.7)
XYZ	xyz(11.0841, 6.6169, 45.4836)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3135B7 #B7B331

analogous

#3178B7 #3135B7 #7031B7

triadic

#3135B7 #B73135 #35B731

tetradic

#3135B7 #B73178 #B7B331 #31B770

square

#3135B7 #B73178 #B7B331 #31B770

split-complementary

#3135B7 #B77031 #78B731

monochromatic

#171956 #242787 #3135B7 #5458D1 #8487DE

Accessibility & contrast

On white

9.04

#3135B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3135B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3135B7

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3135B7	#FFFFFF	#000000	##FFFFFF
##3135B7	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBB

Deuteranopia (green-blind)

#0042B5

Tritanopia (blue-blind)

#005972

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3135b7;
/* rgb */ color: rgb(49, 53, 183);
/* oklch */ color: oklch(42.2% 0.199 272.7);

Tailwind

colors: {
  custom: {
    50: '#7e6dce',
    500: '#3135b7',
    950: '#000000',
  },
}

SCSS

$custom: #3135b7;
$custom-light: #7e6dce;
$custom-dark: #000000;

JSON

{
  "hex": "#3135b7",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 183
  },
  "hsl": {
    "h": 238.209,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42203,
    "c": 0.1987,
    "h": 272.7
  },
  "luminance": 0.06618
}

Semantic roles & 50–950 ramp

primary

#3135B7

secondary

#C8C57C

accent

#DC47E1

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3135B7

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

Preview Lab → · Contrast checker → · Palette generator →