#3123AC#3123AC

#3123AC is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.6% C 0.203 H 275.7°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#3123AC
RGB	rgb(49, 35, 172)
HSL	hsl(246, 66%, 41%)
HSV	hsv(246, 80%, 67%)
CMYK	cmyk(71.5%, 79.7%, 0%, 32.5%)
CIE-LAB	lab(26.25, 48.37, -69.75)
CIE-LCH	lch(26.25, 84.88, 304.74°)
OKLab	oklab(38.56% 0.0202 -0.2016)
OKLCH	oklch(38.56% 0.203 275.7)
XYZ	xyz(9.3116, 4.8327, 39.4638)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3123AC #9EAC23

analogous

#235AAC #3123AC #7523AC

triadic

#3123AC #AC3123 #23AC31

tetradic

#3123AC #AC235A #9EAC23 #23AC75

square

#3123AC #AC235A #9EAC23 #23AC75

split-complementary

#3123AC #AC7523 #5AAC23

monochromatic

#140E46 #231979 #3123AC #4636D6 #7569E0

Accessibility & contrast

On white

10.68

#3123AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3123AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3123AC

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3123AC	#FFFFFF	#000000	##FFFFFF
##3123AC	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B0

Deuteranopia (green-blind)

#0038AA

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3123ac;
/* rgb */ color: rgb(49, 35, 172);
/* oklch */ color: oklch(38.6% 0.203 275.7);

Tailwind

colors: {
  custom: {
    50: '#7d62c6',
    500: '#3123ac',
    950: '#000000',
  },
}

SCSS

$custom: #3123ac;
$custom-light: #7d62c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3123ac",
  "rgb": {
    "r": 49,
    "g": 35,
    "b": 172
  },
  "hsl": {
    "h": 246.131,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38558,
    "c": 0.20266,
    "h": 275.7
  },
  "luminance": 0.04834
}

Semantic roles & 50–950 ramp

primary

#3123AC

secondary

#BCC664

accent

#E93FD8

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3123AC

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

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