#121B74#121B74

#121B74 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.2% C 0.149 H 269.0°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#121B74
RGB	rgb(18, 27, 116)
HSL	hsl(234, 73%, 26%)
HSV	hsv(234, 84%, 45%)
CMYK	cmyk(84.5%, 76.7%, 0%, 54.5%)
CIE-LAB	lab(16.37, 31.33, -51.33)
CIE-LCH	lch(16.37, 60.14, 301.40°)
OKLab	oklab(29.21% -0.0026 -0.1487)
OKLCH	oklch(29.21% 0.149 269)
XYZ	xyz(3.7927, 2.1730, 16.7391)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121B74 #746B12

analogous

#124C74 #121B74 #3A1274

triadic

#121B74 #74121B #1B7412

tetradic

#121B74 #74124C #746B12 #12743A

square

#121B74 #74124C #746B12 #12743A

split-complementary

#121B74 #743A12 #4C7412

monochromatic

#04061A #0A0F3F #121B74 #1A27A9 #2335DD

Accessibility & contrast

On white

14.64

#121B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#121B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121B74

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121B74	#FFFFFF	#000000	##FFFFFF
##121B74	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D77

Deuteranopia (green-blind)

#002472

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #121b74;
/* rgb */ color: rgb(18, 27, 116);
/* oklch */ color: oklch(29.2% 0.149 269.0);

Tailwind

colors: {
  custom: {
    50: '#65589d',
    500: '#121b74',
    950: '#000000',
  },
}

SCSS

$custom: #121b74;
$custom-light: #65589d;
$custom-dark: #000000;

JSON

{
  "hex": "#121b74",
  "rgb": {
    "r": 18,
    "g": 27,
    "b": 116
  },
  "hsl": {
    "h": 234.49,
    "s": 73.134,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29206,
    "c": 0.14875,
    "h": 269
  },
  "luminance": 0.02173
}

Semantic roles & 50–950 ramp

primary

#121B74

secondary

#ABA037

accent

#DF38F0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #121B74

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

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