#121E7F#121E7F

#121E7F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.160 H 268.1°. Best body text is #FFFFFF at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#121E7F
RGB	rgb(18, 30, 127)
HSL	hsl(233, 75%, 28%)
HSV	hsv(233, 86%, 50%)
CMYK	cmyk(85.8%, 76.4%, 0%, 50.2%)
CIE-LAB	lab(18.32, 33.55, -55.15)
CIE-LCH	lch(18.32, 64.55, 301.31°)
OKLab	oklab(30.97% -0.0052 -0.1599)
OKLCH	oklch(30.97% 0.16 268.1)
XYZ	xyz(4.5432, 2.5889, 20.3348)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E7F #7F7312

analogous

#12547F #121E7F #3C127F

triadic

#121E7F #7F121E #1E7F12

tetradic

#121E7F #7F1254 #7F7312 #127F3C

square

#121E7F #7F1254 #7F7312 #127F3C

split-complementary

#121E7F #7F3C12 #547F12

monochromatic

#04061B #0A1149 #121E7F #1A2BB5 #2B3FE1

Accessibility & contrast

On white

13.84

#121E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#121E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E7F

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E7F	#FFFFFF	#000000	##FFFFFF
##121E7F	1.00	13.84	1.52	13.84
#FFFFFF	13.84	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#00277D

Tritanopia (blue-blind)

#003A4D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #121e7f;
/* rgb */ color: rgb(18, 30, 127);
/* oklch */ color: oklch(31.0% 0.160 268.1);

Tailwind

colors: {
  custom: {
    50: '#685ba5',
    500: '#121e7f',
    950: '#000000',
  },
}

SCSS

$custom: #121e7f;
$custom-light: #685ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#121e7f",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 127
  },
  "hsl": {
    "h": 233.394,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30971,
    "c": 0.15995,
    "h": 268.1
  },
  "luminance": 0.02589
}

Semantic roles & 50–950 ramp

primary

#121E7F

secondary

#B5A738

accent

#DD36F2

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #121E7F

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

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