#121D74#121D74

#121D74 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.5% C 0.147 H 268.7°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#121D74
RGB	rgb(18, 29, 116)
HSL	hsl(233, 73%, 26%)
HSV	hsv(233, 84%, 45%)
CMYK	cmyk(84.5%, 75%, 0%, 54.5%)
CIE-LAB	lab(16.83, 30.04, -50.56)
CIE-LCH	lch(16.83, 58.82, 300.72°)
OKLab	oklab(29.54% -0.0034 -0.1465)
OKLCH	oklch(29.54% 0.147 268.7)
XYZ	xyz(3.8401, 2.2678, 16.7550)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D74 #746912

analogous

#124E74 #121D74 #381274

triadic

#121D74 #74121D #1D7412

tetradic

#121D74 #74124E #746912 #127438

square

#121D74 #74124E #746912 #127438

split-complementary

#121D74 #743812 #4E7412

monochromatic

#04071A #0A103F #121D74 #1A2AA9 #2338DD

Accessibility & contrast

On white

14.45

#121D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#121D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D74

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D74	#FFFFFF	#000000	##FFFFFF
##121D74	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E77

Deuteranopia (green-blind)

#002572

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #121d74;
/* rgb */ color: rgb(18, 29, 116);
/* oklch */ color: oklch(29.5% 0.147 268.7);

Tailwind

colors: {
  custom: {
    50: '#64599d',
    500: '#121d74',
    950: '#000000',
  },
}

SCSS

$custom: #121d74;
$custom-light: #64599d;
$custom-dark: #000000;

JSON

{
  "hex": "#121d74",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 233.265,
    "s": 73.134,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29539,
    "c": 0.14655,
    "h": 268.7
  },
  "luminance": 0.02268
}

Semantic roles & 50–950 ramp

primary

#121D74

secondary

#AB9E37

accent

#DB38F0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #121D74

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

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