#1C0313
Closest named color: Very Dark Brown (#1D0200). oklch(16% 0.054 343.7), rgb(28, 3, 19).
Aa
White text reads best on this color (19.59:1).
About this color
#1C0313 is a very dark, muted purple. In OKLCH its lightness is 16%, its chroma 0.054 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.047 away. White text reads best on it, at 19.59:1.
| Hue family | Purples |
| Lightness | very dark (16%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.59:1 |
Values
| HEX | #1C0313 |
| RGB | rgb(28, 3, 19) |
| HSL | hsl(322, 81%, 6%) |
| OKLCH | oklch(16% 0.054 343.7) |
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 #1C0313 | 19.59:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1C0313 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #1C0313 text on white | 19.59:1 | AAA | Lc 105.5 | Preferred for body text |
| #1C0313 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5ED
oklch(93.6% 0.019 344)
-
Step 200
200
#EBD0DF
oklch(88.4% 0.036 343.3)
-
Step 300
300
#DFB1CB
oklch(80.9% 0.063 343.7)
-
Step 400
400
#CE86B1
oklch(70.7% 0.104 343.5)
-
Step 500
500
#BF669D
oklch(63% 0.132 343.7)
-
Step 600
600
#AA4C88
oklch(55.6% 0.142 343.6)
-
Step 700
700
#923C73
oklch(49% 0.133 343.9)
-
Step 800
800
#77325E
oklch(42.7% 0.111 343.7)
-
Step 900
900
#602D4D
oklch(37.7% 0.086 343.6)
-
Step 950
950 (this color)
#1C0313
oklch(16% 0.054 343.7)
#1C0313 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) | #050914 | 0.059 |
| Deuteranopia (no green cones) | #0C0D12 | 0.051 |
| Tritanopia (no blue cones) | #1F0309 | 0.023 |
| Achromatopsia (no color) | #0C0C0C | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C0313
#1C0313
oklch(16% 0.054 343.7)
- #001209
#001209
oklch(16.1% 0.035 162.7)
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 #1C0313, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.047
- Almost Black #070D0D ΔE 0.063
- Very Dark Purple #2A0134 ΔE 0.074
- Rich Navy #001219 ΔE 0.076
- Midnight Purple #280137 ΔE 0.077
- Dark Maroon #3C0008 ΔE 0.086
- Rich Black #0D1B2A ΔE 0.088
- Midnight #03012D ΔE 0.091
Use #1C0313 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.