#1D2E88#1D2E88

#1D2E88 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.3% C 0.151 H 268.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#1D2E88
RGB	rgb(29, 46, 136)
HSL	hsl(230, 65%, 32%)
HSV	hsv(230, 79%, 53%)
CMYK	cmyk(78.7%, 66.2%, 0%, 46.7%)
CIE-LAB	lab(23.65, 27.38, -52.03)
CIE-LCH	lch(23.65, 58.80, 297.75°)
OKLab	oklab(35.25% -0.0033 -0.1505)
OKLCH	oklch(35.25% 0.151 268.7)
XYZ	xyz(5.9261, 3.9921, 23.7460)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2E88 #88771D

analogous

#1D6488 #1D2E88 #411D88

triadic

#1D2E88 #881D2E #2E881D

tetradic

#1D2E88 #881D64 #88771D #1D8841

square

#1D2E88 #881D64 #88771D #1D8841

split-complementary

#1D2E88 #88411D #64881D

monochromatic

#070C23 #121D56 #1D2E88 #283FBA #485ED8

Accessibility & contrast

On white

11.68

#1D2E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1D2E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2E88

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2E88	#FFFFFF	#000000	##FFFFFF
##1D2E88	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8B

Deuteranopia (green-blind)

#003386

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1d2e88;
/* rgb */ color: rgb(29, 46, 136);
/* oklch */ color: oklch(35.3% 0.151 268.7);

Tailwind

colors: {
  custom: {
    50: '#6c66ac',
    500: '#1d2e88',
    950: '#000000',
  },
}

SCSS

$custom: #1d2e88;
$custom-light: #6c66ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2e88",
  "rgb": {
    "r": 29,
    "g": 46,
    "b": 136
  },
  "hsl": {
    "h": 230.467,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35255,
    "c": 0.15055,
    "h": 268.7
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#1D2E88

secondary

#BAA847

accent

#CD40E8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #1D2E88

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

Preview Lab → · Contrast checker → · Palette generator →