#1D125A#1D125A

#1D125A is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.5% C 0.121 H 280.5°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D125A
RGB	rgb(29, 18, 90)
HSL	hsl(249, 67%, 21%)
HSV	hsv(249, 80%, 35%)
CMYK	cmyk(67.8%, 80%, 0%, 64.7%)
CIE-LAB	lab(12.17, 28.62, -41.10)
CIE-LCH	lch(12.17, 50.08, 304.85°)
OKLab	oklab(25.54% 0.022 -0.1186)
OKLCH	oklch(25.54% 0.121 280.5)
XYZ	xyz(2.5679, 1.4318, 9.8119)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D125A #4F5A12

analogous

#122B5A #1D125A #41125A

triadic

#1D125A #5A1D12 #125A1D

tetradic

#1D125A #5A122B #4F5A12 #125A41

square

#1D125A #5A122B #4F5A12 #125A41

split-complementary

#1D125A #5A4112 #2B5A12

monochromatic

#08051A #0D0827 #1D125A #2D1C8D #3E26C0

Accessibility & contrast

On white

16.32

#1D125A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#1D125A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D125A

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D125A	#FFFFFF	#000000	##FFFFFF
##1D125A	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225C

Deuteranopia (green-blind)

#001D59

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #1d125a;
/* rgb */ color: rgb(29, 18, 90);
/* oklch */ color: oklch(25.5% 0.121 280.5);

Tailwind

colors: {
  custom: {
    50: '#635189',
    500: '#1d125a',
    950: '#000000',
  },
}

SCSS

$custom: #1d125a;
$custom-light: #635189;
$custom-dark: #000000;

JSON

{
  "hex": "#1d125a",
  "rgb": {
    "r": 29,
    "g": 18,
    "b": 90
  },
  "hsl": {
    "h": 249.167,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25537,
    "c": 0.12062,
    "h": 280.5
  },
  "luminance": 0.01432
}

Semantic roles & 50–950 ramp

primary

#1D125A

secondary

#849335

accent

#EA3ECF

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D125A

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

Preview Lab → · Contrast checker → · Palette generator →