#3135BB#3135BB

#3135BB is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.6% C 0.204 H 272.4°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#3135BB
RGB	rgb(49, 53, 187)
HSL	hsl(238, 58%, 46%)
HSV	hsv(238, 74%, 73%)
CMYK	cmyk(73.8%, 71.7%, 0%, 26.7%)
CIE-LAB	lab(31.31, 43.40, -70.33)
CIE-LCH	lch(31.31, 82.64, 301.68°)
OKLab	oklab(42.61% 0.0086 -0.2035)
OKLCH	oklch(42.61% 0.204 272.4)
XYZ	xyz(11.5063, 6.7858, 47.7075)
Luminance	0.0679 (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

#3135BB #BBB731

analogous

#317ABB #3135BB #7231BB

triadic

#3135BB #BB3135 #35BB31

tetradic

#3135BB #BB317A #BBB731 #31BB72

square

#3135BB #BB317A #BBB731 #31BB72

split-complementary

#3135BB #BB7231 #7ABB31

monochromatic

#181A5A #24278B #3135BB #565AD3 #8789E0

Accessibility & contrast

On white

8.91

#3135BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3135BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3135BB

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3135BB	#FFFFFF	#000000	##FFFFFF
##3135BB	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BF

Deuteranopia (green-blind)

#0043B9

Tritanopia (blue-blind)

#005B74

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3135bb;
/* rgb */ color: rgb(49, 53, 187);
/* oklch */ color: oklch(42.6% 0.204 272.4);

Tailwind

colors: {
  custom: {
    50: '#7f6dd1',
    500: '#3135bb',
    950: '#000000',
  },
}

SCSS

$custom: #3135bb;
$custom-light: #7f6dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3135bb",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 187
  },
  "hsl": {
    "h": 238.261,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42606,
    "c": 0.20367,
    "h": 272.4
  },
  "luminance": 0.06787
}

Semantic roles & 50–950 ramp

primary

#3135BB

secondary

#C9C77F

accent

#DD46E2

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3135BB

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

Preview Lab → · Contrast checker → · Palette generator →