#121E5E#121E5E

#121E5E is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.114 H 269.0°. Best body text is #FFFFFF at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#121E5E
RGB	rgb(18, 30, 94)
HSL	hsl(231, 68%, 22%)
HSV	hsv(231, 81%, 37%)
CMYK	cmyk(80.9%, 68.1%, 0%, 63.1%)
CIE-LAB	lab(14.76, 20.59, -39.55)
CIE-LCH	lch(14.76, 44.59, 297.50°)
OKLab	oklab(27.33% -0.002 -0.1144)
OKLCH	oklch(27.33% 0.114 269)
XYZ	xyz(2.7334, 1.8650, 10.8034)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E5E #5E5212

analogous

#12445E #121E5E #2C125E

triadic

#121E5E #5E121E #1E5E12

tetradic

#121E5E #5E1244 #5E5212 #125E2C

square

#121E5E #5E1244 #5E5212 #125E2C

split-complementary

#121E5E #5E2C12 #445E12

monochromatic

#05081A #080E2B #121E5E #1C2E91 #263FC5

Accessibility & contrast

On white

15.29

#121E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#121E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E5E

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E5E	#FFFFFF	#000000	##FFFFFF
##121E5E	1.00	15.29	1.37	15.29
#FFFFFF	15.29	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002960

Deuteranopia (green-blind)

#00225D

Tritanopia (blue-blind)

#002F3B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #121e5e;
/* rgb */ color: rgb(18, 30, 94);
/* oklch */ color: oklch(27.3% 0.114 269.0);

Tailwind

colors: {
  custom: {
    50: '#5e598c',
    500: '#121e5e',
    950: '#000000',
  },
}

SCSS

$custom: #121e5e;
$custom-light: #5e598c;
$custom-dark: #000000;

JSON

{
  "hex": "#121e5e",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 94
  },
  "hsl": {
    "h": 230.526,
    "s": 67.857,
    "l": 21.961
  },
  "oklch": {
    "l": 0.27328,
    "c": 0.11439,
    "h": 269
  },
  "luminance": 0.01865
}

Semantic roles & 50–950 ramp

primary

#121E5E

secondary

#968735

accent

#CF3DEB

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #121E5E

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

Preview Lab → · Contrast checker → · Palette generator →