#230405
Closest named color: Very Dark Brown (#1D0200). oklch(17.2% 0.055 22.5), rgb(35, 4, 5).
Aa
White text reads best on this color (19.24:1).
About this color
#230405 is a very dark, muted red. In OKLCH its lightness is 17%, its chroma 0.055 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.024 away. White text reads best on it, at 19.24:1.
| Hue family | Reds |
| Lightness | very dark (17%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.24:1 |
Values
| HEX | #230405 |
| RGB | rgb(35, 4, 5) |
| HSL | hsl(358, 79%, 8%) |
| OKLCH | oklch(17.2% 0.055 22.5) |
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 #230405 | 19.24:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #230405 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #230405 text on white | 19.24:1 | AAA | Lc 105.2 | Preferred for body text |
| #230405 text on black | 1.09:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E4
oklch(93.5% 0.019 21.6)
-
Step 200
200
#F0D0CE
oklch(88.4% 0.036 22.1)
-
Step 300
300
#E8B1AD
oklch(81% 0.065 23.4)
-
Step 400
400
#DA8682
oklch(70.7% 0.104 23)
-
Step 500
500
#CE6563
oklch(63.1% 0.134 22.7)
-
Step 600
600
#B9494A
oklch(55.6% 0.145 22.6)
-
Step 700
700
#9F3A3C
oklch(49.1% 0.135 22.4)
-
Step 800
800
#813131
oklch(42.7% 0.111 23)
-
Step 900
900
#682C2C
oklch(37.7% 0.087 22.1)
-
Step 950
950 (this color)
#230405
oklch(17.2% 0.055 22.5)
#230405 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) | #0C0A05 | 0.059 |
| Deuteranopia (no green cones) | #141104 | 0.055 |
| Tritanopia (no blue cones) | #270005 | 0.015 |
| Achromatopsia (no color) | #0E0E0E | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #230405
#230405
oklch(17.2% 0.055 22.5)
- #001415
#001415
oklch(17.4% 0.03 198.8)
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 #230405, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.024
- Dark Maroon #3C0008 ΔE 0.064
- Almost Black #070D0D ΔE 0.068
- Deep Brown #410200 ΔE 0.077
- Rich Navy #001219 ΔE 0.085
- Dark Brown #341C02 ΔE 0.090
- Rich Black #0D1B2A ΔE 0.094
- Very Dark Purple #2A0134 ΔE 0.097
Use #230405 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.