#1F1435
Closest named color: Rich Black (#0D1B2A). oklch(22.5% 0.062 296.4), rgb(31, 20, 53).
Aa
White text reads best on this color (17.35:1).
About this color
#1F1435 is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.062 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.046 away. White text reads best on it, at 17.35:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.20:1 |
| White text | 17.35:1 |
Values
| HEX | #1F1435 |
| RGB | rgb(31, 20, 53) |
| HSL | hsl(260, 45%, 14%) |
| OKLCH | oklch(22.5% 0.062 296.4) |
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 #1F1435 | 17.35:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #1F1435 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #1F1435 text on white | 17.35:1 | AAA | Lc 104.1 | Preferred for body text |
| #1F1435 text on black | 1.20:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DBD4F2
oklch(88.5% 0.041 296.2)
-
Step 300
300
#C5B7EB
oklch(80.9% 0.074 297.1)
-
Step 400
400
#A890E2
oklch(70.7% 0.12 296.7)
-
Step 500
500
#9373D9
oklch(63.1% 0.151 296.3)
-
Step 600
600
#7E59C7
oklch(55.6% 0.165 296.1)
-
Step 700
700
#6B48AC
oklch(49.1% 0.154 296.4)
-
Step 800
800
#573C8B
oklch(42.7% 0.127 296.4)
-
Step 900
900
#47346F
oklch(37.6% 0.099 296.2)
-
Step 950
950 (this color)
#1F1435
oklch(22.5% 0.062 296.4)
#1F1435 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) | #071A36 | 0.041 |
| Deuteranopia (no green cones) | #0A1A34 | 0.038 |
| Tritanopia (no blue cones) | #1A1B22 | 0.050 |
| Achromatopsia (no color) | #1A1A1A | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F1435
#1F1435
oklch(22.5% 0.062 296.4)
- #1B1E00
#1B1E00
oklch(22.4% 0.051 115)
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 #1F1435, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.046
- Midnight Purple #280137 ΔE 0.048
- Very Dark Purple #2A0134 ΔE 0.050
- Dark #1B2431 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.057
- Dark Purple #35063E ΔE 0.058
- Eggplant #380835 ΔE 0.060
- Dark Indigo #1F0954 ΔE 0.063
Use #1F1435 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.