#121E74#121E74

#121E74 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.7% C 0.145 H 268.5°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#121E74
RGB	rgb(18, 30, 116)
HSL	hsl(233, 73%, 26%)
HSV	hsv(233, 84%, 45%)
CMYK	cmyk(84.5%, 74.1%, 0%, 54.5%)
CIE-LAB	lab(17.07, 29.38, -50.17)
CIE-LCH	lch(17.07, 58.14, 300.36°)
OKLab	oklab(29.71% -0.0039 -0.1454)
OKLCH	oklch(29.71% 0.145 268.5)
XYZ	xyz(3.8650, 2.3176, 16.7633)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E74 #746812

analogous

#124F74 #121E74 #371274

triadic

#121E74 #74121E #1E7412

tetradic

#121E74 #74124F #746812 #127437

square

#121E74 #74124F #746812 #127437

split-complementary

#121E74 #743712 #4F7412

monochromatic

#04071A #0A103F #121E74 #1A2CA9 #233ADD

Accessibility & contrast

On white

14.35

#121E74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#121E74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E74

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E74	#FFFFFF	#000000	##FFFFFF
##121E74	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F77

Deuteranopia (green-blind)

#002572

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #121e74;
/* rgb */ color: rgb(18, 30, 116);
/* oklch */ color: oklch(29.7% 0.145 268.5);

Tailwind

colors: {
  custom: {
    50: '#645a9d',
    500: '#121e74',
    950: '#000000',
  },
}

SCSS

$custom: #121e74;
$custom-light: #645a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#121e74",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 116
  },
  "hsl": {
    "h": 232.653,
    "s": 73.134,
    "l": 26.275
  },
  "oklch": {
    "l": 0.2971,
    "c": 0.14542,
    "h": 268.5
  },
  "luminance": 0.02318
}

Semantic roles & 50–950 ramp

primary

#121E74

secondary

#AB9D37

accent

#D938F0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #121E74

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

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