#1C0505
Closest named color: Very Dark Brown (#1D0200). oklch(15.9% 0.043 23.2), rgb(28, 5, 5).
Aa
White text reads best on this color (19.56:1).
About this color
#1C0505 is a very dark, muted red. In OKLCH its lightness is 16%, its chroma 0.043 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.017 away. White text reads best on it, at 19.56:1.
| Hue family | Reds |
| Lightness | very dark (16%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.56:1 |
Values
| HEX | #1C0505 |
| RGB | rgb(28, 5, 5) |
| HSL | hsl(0, 70%, 6%) |
| OKLCH | oklch(15.9% 0.043 23.2) |
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 #1C0505 | 19.56:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1C0505 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #1C0505 text on white | 19.56:1 | AAA | Lc 105.5 | Preferred for body text |
| #1C0505 text on black | 1.07:1 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E5
oklch(93.6% 0.015 22.4)
-
Step 200
200
#EBD2D0
oklch(88.4% 0.028 23.2)
-
Step 300
300
#E0B5B1
oklch(81% 0.05 24.4)
-
Step 400
400
#CE8D89
oklch(70.7% 0.08 23.2)
-
Step 500
500
#C06F6C
oklch(63.1% 0.103 22.7)
-
Step 600
600
#AB5653
oklch(55.5% 0.112 23.4)
-
Step 700
700
#934644
oklch(49.2% 0.104 23.2)
-
Step 800
800
#773A38
oklch(42.7% 0.086 23.3)
-
Step 900
900
#613230
oklch(37.7% 0.068 23.4)
-
Step 950
950 (this color)
#1C0505
oklch(15.9% 0.043 23.2)
#1C0505 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) | #0A0905 | 0.046 |
| Deuteranopia (no green cones) | #100E05 | 0.042 |
| Tritanopia (no blue cones) | #200205 | 0.014 |
| Achromatopsia (no color) | #0C0C0C | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C0505
#1C0505
oklch(15.9% 0.043 23.2)
- #001012
#001012
oklch(15.8% 0.027 203.9)
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 #1C0505, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.017
- Almost Black #070D0D ΔE 0.053
- Rich Navy #001219 ΔE 0.074
- Dark Maroon #3C0008 ΔE 0.082
- Rich Black #0D1B2A ΔE 0.092
- Deep Brown #410200 ΔE 0.095
- Dark Brown #341C02 ΔE 0.101
- Very Dark Purple #2A0134 ΔE 0.103
Use #1C0505 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.