#1D2E80#1D2E80

#1D2E80 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.5% C 0.139 H 268.7°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#1D2E80
RGB	rgb(29, 46, 128)
HSL	hsl(230, 63%, 31%)
HSV	hsv(230, 77%, 50%)
CMYK	cmyk(77.3%, 64.1%, 0%, 49.8%)
CIE-LAB	lab(22.91, 24.26, -48.22)
CIE-LCH	lch(22.91, 53.98, 296.71°)
OKLab	oklab(34.48% -0.0031 -0.1393)
OKLCH	oklch(34.48% 0.139 268.7)
XYZ	xyz(5.3786, 3.7731, 20.8627)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2E80 #806F1D

analogous

#1D5F80 #1D2E80 #3D1D80

triadic

#1D2E80 #801D2E #2E801D

tetradic

#1D2E80 #801D5F #806F1D #1D803D

square

#1D2E80 #801D5F #806F1D #1D803D

split-complementary

#1D2E80 #803D1D #5F801D

monochromatic

#060A1C #121C4E #1D2E80 #2840B2 #435CD4

Accessibility & contrast

On white

11.97

#1D2E80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1D2E80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2E80

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2E80	#FFFFFF	#000000	##FFFFFF
##1D2E80	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B83

Deuteranopia (green-blind)

#00327E

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d2e80;
/* rgb */ color: rgb(29, 46, 128);
/* oklch */ color: oklch(34.5% 0.139 268.7);

Tailwind

colors: {
  custom: {
    50: '#6966a6',
    500: '#1d2e80',
    950: '#000000',
  },
}

SCSS

$custom: #1d2e80;
$custom-light: #6966a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2e80",
  "rgb": {
    "r": 29,
    "g": 46,
    "b": 128
  },
  "hsl": {
    "h": 229.697,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34483,
    "c": 0.13938,
    "h": 268.7
  },
  "luminance": 0.03774
}

Semantic roles & 50–950 ramp

primary

#1D2E80

secondary

#B3A045

accent

#CA42E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1D2E80

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

Preview Lab → · Contrast checker → · Palette generator →