#121D63#121D63

#121D63 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.7% C 0.123 H 269.2°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#121D63
RGB	rgb(18, 29, 99)
HSL	hsl(232, 69%, 23%)
HSV	hsv(232, 82%, 39%)
CMYK	cmyk(81.8%, 70.7%, 0%, 61.2%)
CIE-LAB	lab(15.00, 23.35, -42.49)
CIE-LCH	lch(15.00, 48.48, 298.79°)
OKLab	oklab(27.65% -0.0017 -0.123)
OKLCH	oklch(27.65% 0.123 269.2)
XYZ	xyz(2.9402, 1.9079, 12.0153)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D63 #635812

analogous

#124563 #121D63 #2F1263

triadic

#121D63 #63121D #1D6312

tetradic

#121D63 #631245 #635812 #12632F

square

#121D63 #631245 #635812 #12632F

split-complementary

#121D63 #632F12 #456312

monochromatic

#05081A #090E2F #121D63 #1B2C97 #253BCB

Accessibility & contrast

On white

15.20

#121D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#121D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D63

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D63	#FFFFFF	#000000	##FFFFFF
##121D63	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A65

Deuteranopia (green-blind)

#002262

Tritanopia (blue-blind)

#00303D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #121d63;
/* rgb */ color: rgb(18, 29, 99);
/* oklch */ color: oklch(27.7% 0.123 269.2);

Tailwind

colors: {
  custom: {
    50: '#5f5990',
    500: '#121d63',
    950: '#000000',
  },
}

SCSS

$custom: #121d63;
$custom-light: #5f5990;
$custom-dark: #000000;

JSON

{
  "hex": "#121d63",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 99
  },
  "hsl": {
    "h": 231.852,
    "s": 69.231,
    "l": 22.941
  },
  "oklch": {
    "l": 0.27654,
    "c": 0.12298,
    "h": 269.2
  },
  "luminance": 0.01908
}

Semantic roles & 50–950 ramp

primary

#121D63

secondary

#9B8D36

accent

#D43CEC

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030D

muted

#7A787D

Preview Lab

Preview with #121D63

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

Preview Lab → · Contrast checker → · Palette generator →