#121E52#121E52

#121E52 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.1% C 0.096 H 268.9°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#121E52
RGB	rgb(18, 30, 82)
HSL	hsl(229, 64%, 20%)
HSV	hsv(229, 78%, 32%)
CMYK	cmyk(78%, 63.4%, 0%, 67.8%)
CIE-LAB	lab(13.63, 15.57, -33.33)
CIE-LCH	lch(13.63, 36.78, 295.04°)
OKLab	oklab(26.14% -0.0019 -0.0961)
OKLCH	oklch(26.14% 0.096 268.9)
XYZ	xyz(2.2362, 1.6661, 8.1847)
Luminance	0.0167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E52 #524612

analogous

#123E52 #121E52 #261252

triadic

#121E52 #52121E #1E5212

tetradic

#121E52 #52123E #524612 #125226

square

#121E52 #52123E #524612 #125226

split-complementary

#121E52 #522612 #3E5212

monochromatic

#060919 #070C20 #121E52 #1D3084 #2843B6

Accessibility & contrast

On white

15.75

#121E52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#121E52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E52

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E52	#FFFFFF	#000000	##FFFFFF
##121E52	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002654

Deuteranopia (green-blind)

#002051

Tritanopia (blue-blind)

#002B34

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #121e52;
/* rgb */ color: rgb(18, 30, 82);
/* oklch */ color: oklch(26.1% 0.096 268.9);

Tailwind

colors: {
  custom: {
    50: '#5a5983',
    500: '#121e52',
    950: '#000000',
  },
}

SCSS

$custom: #121e52;
$custom-light: #5a5983;
$custom-dark: #000000;

JSON

{
  "hex": "#121e52",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 82
  },
  "hsl": {
    "h": 228.75,
    "s": 64,
    "l": 19.608
  },
  "oklch": {
    "l": 0.26135,
    "c": 0.09612,
    "h": 268.9
  },
  "luminance": 0.01666
}

Semantic roles & 50–950 ramp

primary

#121E52

secondary

#8B7B35

accent

#C841E7

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #121E52

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

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