#3120A8#3120A8

#3120A8 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.200 H 276.5°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#3120A8
RGB	rgb(49, 32, 168)
HSL	hsl(248, 68%, 39%)
HSV	hsv(248, 81%, 66%)
CMYK	cmyk(70.8%, 81%, 0%, 34.1%)
CIE-LAB	lab(25.30, 48.61, -68.92)
CIE-LCH	lch(25.30, 84.33, 305.19°)
OKLab	oklab(37.76% 0.0225 -0.1992)
OKLCH	oklch(37.76% 0.2 276.5)
XYZ	xyz(8.8487, 4.5123, 37.4428)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3120A8 #97A820

analogous

#2053A8 #3120A8 #7520A8

triadic

#3120A8 #A83120 #20A831

tetradic

#3120A8 #A82053 #97A820 #20A875

square

#3120A8 #A82053 #97A820 #20A875

split-complementary

#3120A8 #A87520 #53A820

monochromatic

#130C41 #221675 #3120A8 #432ED7 #7161E1

Accessibility & contrast

On white

11.04

#3120A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#3120A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3120A8

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3120A8	#FFFFFF	#000000	##FFFFFF
##3120A8	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0036A6

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3120a8;
/* rgb */ color: rgb(49, 32, 168);
/* oklch */ color: oklch(37.8% 0.200 276.5);

Tailwind

colors: {
  custom: {
    50: '#7c60c3',
    500: '#3120a8',
    950: '#000000',
  },
}

SCSS

$custom: #3120a8;
$custom-light: #7c60c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3120a8",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 168
  },
  "hsl": {
    "h": 247.5,
    "s": 68,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37762,
    "c": 0.20046,
    "h": 276.5
  },
  "luminance": 0.04513
}

Semantic roles & 50–950 ramp

primary

#3120A8

secondary

#B9C65E

accent

#EB3DD5

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3120A8

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

Preview Lab → · Contrast checker → · Palette generator →