#130403
Closest named color: Very Dark Brown (#1D0200). oklch(13.6% 0.031 28.3), rgb(19, 4, 3).
Aa
White text reads best on this color (20.06:1).
About this color
#130403 is a very dark, muted red. In OKLCH its lightness is 14%, its chroma 0.031 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.027 away. White text reads best on it, at 20.06:1.
| Hue family | Reds |
| Lightness | very dark (14%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.04:1 |
| White text | 20.06:1 |
Values
| HEX | #130403 |
| RGB | rgb(19, 4, 3) |
| HSL | hsl(4, 73%, 4%) |
| OKLCH | oklch(13.6% 0.031 28.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #130403 | 20.06:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #130403 | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #130403 text on white | 20.06:1 | AAA | Lc 105.8 | Preferred for body text |
| #130403 text on black | 1.04:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E7E6
oklch(93.6% 0.011 24.3)
-
Step 200
200
#E7D4D1
oklch(88.5% 0.022 28.3)
-
Step 300
300
#D8B8B3
oklch(80.9% 0.038 28.4)
-
Step 400
400
#C3938C
oklch(70.7% 0.059 28.1)
-
Step 500
500
#B3786F
oklch(63.1% 0.076 28.9)
-
Step 600
600
#9E6058
oklch(55.6% 0.083 27.9)
-
Step 700
700
#874F48
oklch(49.1% 0.077 27.8)
-
Step 800
800
#6E413B
oklch(42.7% 0.064 28.2)
-
Step 900
900
#593733
oklch(37.6% 0.05 27)
-
Step 950
950 (this color)
#130403
oklch(13.6% 0.031 28.3)
#130403 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #070603 | 0.032 |
| Deuteranopia (no green cones) | #0B0903 | 0.030 |
| Tritanopia (no blue cones) | #160204 | 0.014 |
| Achromatopsia (no color) | #080808 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #130403
#130403
oklch(13.6% 0.031 28.3)
- #000B0D
#000B0D
oklch(13.7% 0.023 205.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #130403, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.027
- Almost Black #070D0D ΔE 0.044
- Rich Navy #001219 ΔE 0.071
- Rich Black #0D1B2A ΔE 0.103
- Midnight #03012D ΔE 0.106
- Dark Maroon #3C0008 ΔE 0.107
- Dark Navy Blue #00022E ΔE 0.111
- Dark Navy #000435 ΔE 0.119
Use #130403 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.