#12127F#12127F

#12127F is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.171 H 269.2°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#12127F
RGB	rgb(18, 18, 127)
HSL	hsl(240, 75%, 28%)
HSV	hsv(240, 86%, 50%)
CMYK	cmyk(85.8%, 85.8%, 0%, 50.2%)
CIE-LAB	lab(15.97, 40.30, -59.05)
CIE-LCH	lch(15.97, 71.49, 304.31°)
OKLab	oklab(29.32% -0.0023 -0.1709)
OKLCH	oklch(29.32% 0.171 269.2)
XYZ	xyz(4.2952, 2.0930, 20.2522)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12127F #7F7F12

analogous

#12487F #12127F #48127F

triadic

#12127F #7F1212 #127F12

tetradic

#12127F #7F1248 #7F7F12 #127F48

square

#12127F #7F1248 #7F7F12 #127F48

split-complementary

#12127F #7F4812 #487F12

monochromatic

#04041B #0A0A49 #12127F #1A1AB5 #2B2BE1

Accessibility & contrast

On white

14.80

#12127F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#12127F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12127F

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12127F	#FFFFFF	#000000	##FFFFFF
##12127F	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D82

Deuteranopia (green-blind)

#00227D

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #12127f;
/* rgb */ color: rgb(18, 18, 127);
/* oklch */ color: oklch(29.3% 0.171 269.2);

Tailwind

colors: {
  custom: {
    50: '#6953a5',
    500: '#12127f',
    950: '#000000',
  },
}

SCSS

$custom: #12127f;
$custom-light: #6953a5;
$custom-dark: #000000;

JSON

{
  "hex": "#12127f",
  "rgb": {
    "r": 18,
    "g": 18,
    "b": 127
  },
  "hsl": {
    "h": 240,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29319,
    "c": 0.17097,
    "h": 269.2
  },
  "luminance": 0.02094
}

Semantic roles & 50–950 ramp

primary

#12127F

secondary

#B5B538

accent

#F236F2

background

#F6F4FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #12127F

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

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