#121F75#121F75

#121F75 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.146 H 268.3°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#121F75
RGB	rgb(18, 31, 117)
HSL	hsl(232, 73%, 26%)
HSV	hsv(232, 85%, 46%)
CMYK	cmyk(84.6%, 73.5%, 0%, 54.1%)
CIE-LAB	lab(17.43, 29.10, -50.23)
CIE-LCH	lch(17.43, 58.05, 300.09°)
OKLab	oklab(30% -0.0044 -0.1456)
OKLCH	oklch(30% 0.146 268.3)
XYZ	xyz(3.9492, 2.3925, 17.0798)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121F75 #756812

analogous

#125175 #121F75 #371275

triadic

#121F75 #75121F #1F7512

tetradic

#121F75 #751251 #756812 #127537

square

#121F75 #751251 #756812 #127537

split-complementary

#121F75 #753712 #517512

monochromatic

#04071B #0A1140 #121F75 #1A2DAA #243CDD

Accessibility & contrast

On white

14.20

#121F75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#121F75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121F75

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121F75	#FFFFFF	#000000	##FFFFFF
##121F75	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003078

Deuteranopia (green-blind)

#002673

Tritanopia (blue-blind)

#003747

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #121f75;
/* rgb */ color: rgb(18, 31, 117);
/* oklch */ color: oklch(30.0% 0.146 268.3);

Tailwind

colors: {
  custom: {
    50: '#645b9e',
    500: '#121f75',
    950: '#000000',
  },
}

SCSS

$custom: #121f75;
$custom-light: #645b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#121f75",
  "rgb": {
    "r": 18,
    "g": 31,
    "b": 117
  },
  "hsl": {
    "h": 232.121,
    "s": 73.333,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29997,
    "c": 0.14562,
    "h": 268.3
  },
  "luminance": 0.02393
}

Semantic roles & 50–950 ramp

primary

#121F75

secondary

#AC9C37

accent

#D838F0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #121F75

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

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