#121D54#121D54

#121D54 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.1% C 0.101 H 269.4°. Best body text is #FFFFFF at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#121D54
RGB	rgb(18, 29, 84)
HSL	hsl(230, 65%, 20%)
HSV	hsv(230, 79%, 33%)
CMYK	cmyk(78.6%, 65.5%, 0%, 67.1%)
CIE-LAB	lab(13.51, 17.16, -34.87)
CIE-LCH	lch(13.51, 38.86, 296.21°)
OKLab	oklab(26.11% -0.001 -0.1006)
OKLCH	oklch(26.11% 0.101 269.4)
XYZ	xyz(2.2885, 1.6472, 8.5831)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D54 #544912

analogous

#123E54 #121D54 #281254

triadic

#121D54 #54121D #1D5412

tetradic

#121D54 #54123E #544912 #125428

square

#121D54 #54123E #544912 #125428

split-complementary

#121D54 #542812 #3E5412

monochromatic

#050919 #070C22 #121D54 #1D2E86 #2840B9

Accessibility & contrast

On white

15.80

#121D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#121D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D54

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D54	#FFFFFF	#000000	##FFFFFF
##121D54	1.00	15.80	1.33	15.80
#FFFFFF	15.80	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002656

Deuteranopia (green-blind)

#002053

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #121d54;
/* rgb */ color: rgb(18, 29, 84);
/* oklch */ color: oklch(26.1% 0.101 269.4);

Tailwind

colors: {
  custom: {
    50: '#5b5885',
    500: '#121d54',
    950: '#000000',
  },
}

SCSS

$custom: #121d54;
$custom-light: #5b5885;
$custom-dark: #000000;

JSON

{
  "hex": "#121d54",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 84
  },
  "hsl": {
    "h": 230,
    "s": 64.706,
    "l": 20
  },
  "oklch": {
    "l": 0.26108,
    "c": 0.10065,
    "h": 269.4
  },
  "luminance": 0.01647
}

Semantic roles & 50–950 ramp

primary

#121D54

secondary

#8D7E35

accent

#CC40E8

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #121D54

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

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