#121F67#121F67

#121F67 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.5% C 0.126 H 268.6°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#121F67
RGB	rgb(18, 31, 103)
HSL	hsl(231, 70%, 24%)
HSV	hsv(231, 83%, 40%)
CMYK	cmyk(82.5%, 69.9%, 0%, 59.6%)
CIE-LAB	lab(15.94, 23.56, -43.58)
CIE-LCH	lch(15.94, 49.54, 298.40°)
OKLab	oklab(28.47% -0.0032 -0.1261)
OKLCH	oklch(28.47% 0.126 268.6)
XYZ	xyz(3.1868, 2.0875, 13.0643)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121F67 #675A12

analogous

#124967 #121F67 #2F1267

triadic

#121F67 #67121F #1F6712

tetradic

#121F67 #671249 #675A12 #12672F

square

#121F67 #671249 #675A12 #12672F

split-complementary

#121F67 #672F12 #496712

monochromatic

#05081A #090F33 #121F67 #1B2F9B #243ECF

Accessibility & contrast

On white

14.81

#121F67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#121F67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121F67

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121F67	#FFFFFF	#000000	##FFFFFF
##121F67	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C69

Deuteranopia (green-blind)

#002466

Tritanopia (blue-blind)

#003240

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #121f67;
/* rgb */ color: rgb(18, 31, 103);
/* oklch */ color: oklch(28.5% 0.126 268.6);

Tailwind

colors: {
  custom: {
    50: '#605a93',
    500: '#121f67',
    950: '#000000',
  },
}

SCSS

$custom: #121f67;
$custom-light: #605a93;
$custom-dark: #000000;

JSON

{
  "hex": "#121f67",
  "rgb": {
    "r": 18,
    "g": 31,
    "b": 103
  },
  "hsl": {
    "h": 230.824,
    "s": 70.248,
    "l": 23.725
  },
  "oklch": {
    "l": 0.2847,
    "c": 0.12617,
    "h": 268.6
  },
  "luminance": 0.02088
}

Semantic roles & 50–950 ramp

primary

#121F67

secondary

#9F8F36

accent

#D23BED

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #121F67

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

Preview Lab → · Contrast checker → · Palette generator →