#3123AF#3123AF

#3123AF is a dark, highly saturated blue. Relative luminance 0.050; OKLCH L 38.9% C 0.206 H 275.4°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#3123AF
RGB	rgb(49, 35, 175)
HSL	hsl(246, 67%, 41%)
HSV	hsv(246, 80%, 69%)
CMYK	cmyk(72%, 80%, 0%, 31.4%)
CIE-LAB	lab(26.59, 49.30, -70.99)
CIE-LCH	lch(26.59, 86.43, 304.78°)
OKLab	oklab(38.89% 0.0194 -0.2053)
OKLCH	oklch(38.89% 0.206 275.4)
XYZ	xyz(9.6030, 4.9492, 40.9983)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3123AF #A1AF23

analogous

#235BAF #3123AF #7723AF

triadic

#3123AF #AF3123 #23AF31

tetradic

#3123AF #AF235B #A1AF23 #23AF77

square

#3123AF #AF235B #A1AF23 #23AF77

split-complementary

#3123AF #AF7723 #5BAF23

monochromatic

#140F49 #23197C #3123AF #4838D7 #776BE1

Accessibility & contrast

On white

10.55

#3123AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#3123AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3123AF

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3123AF	#FFFFFF	#000000	##FFFFFF
##3123AF	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B3

Deuteranopia (green-blind)

#0039AD

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3123af;
/* rgb */ color: rgb(49, 35, 175);
/* oklch */ color: oklch(38.9% 0.206 275.4);

Tailwind

colors: {
  custom: {
    50: '#7d62c8',
    500: '#3123af',
    950: '#000000',
  },
}

SCSS

$custom: #3123af;
$custom-light: #7d62c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3123af",
  "rgb": {
    "r": 49,
    "g": 35,
    "b": 175
  },
  "hsl": {
    "h": 246,
    "s": 66.667,
    "l": 41.176
  },
  "oklch": {
    "l": 0.38892,
    "c": 0.20617,
    "h": 275.4
  },
  "luminance": 0.0495
}

Semantic roles & 50–950 ramp

primary

#3123AF

secondary

#BEC766

accent

#EA3ED8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3123AF

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

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