#120F51#120F51

#120F51 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.1% C 0.114 H 274.7°. Best body text is #FFFFFF at 17.32:1 contrast (WCAG AA passes).

Color values

HEX	#120F51
RGB	rgb(18, 15, 81)
HSL	hsl(243, 69%, 19%)
HSV	hsv(243, 81%, 32%)
CMYK	cmyk(77.8%, 81.5%, 0%, 68.2%)
CIE-LAB	lab(9.51, 25.84, -39.38)
CIE-LCH	lch(9.51, 47.10, 303.27°)
OKLab	oklab(23.11% 0.0094 -0.1139)
OKLCH	oklch(23.11% 0.114 274.7)
XYZ	xyz(1.9050, 1.0641, 7.8880)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120F51 #4E510F

analogous

#0F2D51 #120F51 #330F51

triadic

#120F51 #51120F #0F5112

tetradic

#120F51 #510F2D #4E510F #0F5133

square

#120F51 #510F2D #4E510F #0F5133

split-complementary

#120F51 #51330F #2D510F

monochromatic

#06051A #07051D #120F51 #1D1985 #2922B8

Accessibility & contrast

On white

17.32

#120F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#120F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120F51

17.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120F51	#FFFFFF	#000000	##FFFFFF
##120F51	1.00	17.32	1.21	17.32
#FFFFFF	17.32	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D53

Deuteranopia (green-blind)

#001750

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #120f51;
/* rgb */ color: rgb(18, 15, 81);
/* oklch */ color: oklch(23.1% 0.114 274.7);

Tailwind

colors: {
  custom: {
    50: '#5c4e83',
    500: '#120f51',
    950: '#000000',
  },
}

SCSS

$custom: #120f51;
$custom-light: #5c4e83;
$custom-dark: #000000;

JSON

{
  "hex": "#120f51",
  "rgb": {
    "r": 18,
    "g": 15,
    "b": 81
  },
  "hsl": {
    "h": 242.727,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.23106,
    "c": 0.11428,
    "h": 274.7
  },
  "luminance": 0.01064
}

Semantic roles & 50–950 ramp

primary

#120F51

secondary

#878B31

accent

#EC3CE4

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #120F51

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

Preview Lab → · Contrast checker → · Palette generator →