#121D50#121D50

#121D50 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.7% C 0.094 H 269.4°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#121D50
RGB	rgb(18, 29, 80)
HSL	hsl(229, 63%, 19%)
HSV	hsv(229, 78%, 31%)
CMYK	cmyk(77.5%, 63.7%, 0%, 68.6%)
CIE-LAB	lab(13.15, 15.47, -32.74)
CIE-LCH	lch(13.15, 36.22, 295.29°)
OKLab	oklab(25.72% -0.0011 -0.0944)
OKLCH	oklch(25.72% 0.094 269.4)
XYZ	xyz(2.1363, 1.5863, 7.7815)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D50 #504512

analogous

#123C50 #121D50 #261250

triadic

#121D50 #50121D #1D5012

tetradic

#121D50 #50123C #504512 #125026

square

#121D50 #50123C #504512 #125026

split-complementary

#121D50 #502612 #3C5012

monochromatic

#060919 #070B1E #121D50 #1D2F82 #2841B4

Accessibility & contrast

On white

15.94

#121D50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#121D50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D50

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D50	#FFFFFF	#000000	##FFFFFF
##121D50	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002552

Deuteranopia (green-blind)

#001F4F

Tritanopia (blue-blind)

#002A33

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #121d50;
/* rgb */ color: rgb(18, 29, 80);
/* oklch */ color: oklch(25.7% 0.094 269.4);

Tailwind

colors: {
  custom: {
    50: '#5a5882',
    500: '#121d50',
    950: '#000000',
  },
}

SCSS

$custom: #121d50;
$custom-light: #5a5882;
$custom-dark: #000000;

JSON

{
  "hex": "#121d50",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 80
  },
  "hsl": {
    "h": 229.355,
    "s": 63.265,
    "l": 19.216
  },
  "oklch": {
    "l": 0.25719,
    "c": 0.09442,
    "h": 269.4
  },
  "luminance": 0.01587
}

Semantic roles & 50–950 ramp

primary

#121D50

secondary

#897A35

accent

#C941E6

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030A

muted

#79787C

Preview Lab

Preview with #121D50

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

Preview Lab → · Contrast checker → · Palette generator →