#1D127E#1D127E

#1D127E is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.167 H 274.0°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#1D127E
RGB	rgb(29, 18, 126)
HSL	hsl(246, 75%, 28%)
HSV	hsv(246, 86%, 49%)
CMYK	cmyk(77%, 85.7%, 0%, 50.6%)
CIE-LAB	lab(16.50, 40.62, -57.50)
CIE-LCH	lch(16.50, 70.40, 305.24°)
OKLab	oklab(29.83% 0.0117 -0.1663)
OKLCH	oklch(29.83% 0.167 274)
XYZ	xyz(4.4876, 2.1997, 19.9227)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D127E #737E12

analogous

#123D7E #1D127E #53127E

triadic

#1D127E #7E1D12 #127E1D

tetradic

#1D127E #7E123D #737E12 #127E53

square

#1D127E #7E123D #737E12 #127E53

split-complementary

#1D127E #7E5312 #3D7E12

monochromatic

#06041B #110A48 #1D127E #291AB4 #3C2AE1

Accessibility & contrast

On white

14.58

#1D127E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1D127E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D127E

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D127E	#FFFFFF	#000000	##FFFFFF
##1D127E	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E81

Deuteranopia (green-blind)

#00247C

Tritanopia (blue-blind)

#00354A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d127e;
/* rgb */ color: rgb(29, 18, 126);
/* oklch */ color: oklch(29.8% 0.167 274.0);

Tailwind

colors: {
  custom: {
    50: '#6c54a5',
    500: '#1d127e',
    950: '#000000',
  },
}

SCSS

$custom: #1d127e;
$custom-light: #6c54a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d127e",
  "rgb": {
    "r": 29,
    "g": 18,
    "b": 126
  },
  "hsl": {
    "h": 246.111,
    "s": 75,
    "l": 28.235
  },
  "oklch": {
    "l": 0.2983,
    "c": 0.1667,
    "h": 274
  },
  "luminance": 0.022
}

Semantic roles & 50–950 ramp

primary

#1D127E

secondary

#A7B438

accent

#F236DF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D127E

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

Preview Lab → · Contrast checker → · Palette generator →