#1D296F#1D296F

#1D296F is a dark, vivid blue. Relative luminance 0.030; OKLCH L 31.9% C 0.121 H 270.5°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#1D296F
RGB	rgb(29, 41, 111)
HSL	hsl(231, 59%, 27%)
HSV	hsv(231, 74%, 44%)
CMYK	cmyk(73.9%, 63.1%, 0%, 56.5%)
CIE-LAB	lab(20.02, 21.05, -42.08)
CIE-LCH	lch(20.02, 47.06, 296.58°)
OKLab	oklab(31.87% 0.001 -0.1214)
OKLCH	oklch(31.87% 0.121 270.5)
XYZ	xyz(4.1679, 2.9944, 15.3942)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D296F #6F631D

analogous

#1D526F #1D296F #3A1D6F

triadic

#1D296F #6F1D29 #296F1D

tetradic

#1D296F #6F1D52 #6F631D #1D6F3A

square

#1D296F #6F1D52 #6F631D #1D6F3A

split-complementary

#1D296F #6F3A1D #526F1D

monochromatic

#060918 #10173E #1D296F #2A3BA0 #3B50CC

Accessibility & contrast

On white

13.13

#1D296F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1D296F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D296F

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D296F	#FFFFFF	#000000	##FFFFFF
##1D296F	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003471

Deuteranopia (green-blind)

#002D6E

Tritanopia (blue-blind)

#003B47

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d296f;
/* rgb */ color: rgb(29, 41, 111);
/* oklch */ color: oklch(31.9% 0.121 270.5);

Tailwind

colors: {
  custom: {
    50: '#656299',
    500: '#1d296f',
    950: '#000000',
  },
}

SCSS

$custom: #1d296f;
$custom-light: #656299;
$custom-dark: #000000;

JSON

{
  "hex": "#1d296f",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 111
  },
  "hsl": {
    "h": 231.22,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.31874,
    "c": 0.12141,
    "h": 270.5
  },
  "luminance": 0.02995
}

Semantic roles & 50–950 ramp

primary

#1D296F

secondary

#A39644

accent

#CB46E2

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1D296F

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

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