#1B0A24
Closest named color: Very Dark Purple (#2A0134). oklch(18.6% 0.055 312.4), rgb(27, 10, 36).
Aa
White text reads best on this color (18.82:1).
About this color
#1B0A24 is a very dark, muted purple. In OKLCH its lightness is 19%, its chroma 0.055 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.051 away. White text reads best on it, at 18.82:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.11:1 |
| White text | 18.82:1 |
Values
| HEX | #1B0A24 |
| RGB | rgb(27, 10, 36) |
| HSL | hsl(279, 57%, 9%) |
| OKLCH | oklch(18.6% 0.055 312.4) |
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 #1B0A24 | 18.82:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #1B0A24 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #1B0A24 text on white | 18.82:1 | AAA | Lc 105.2 | Preferred for body text |
| #1B0A24 text on black | 1.11:1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F3
oklch(93.5% 0.019 312.8)
-
Step 200
200
#E1D3EB
oklch(88.5% 0.036 311.4)
-
Step 300
300
#CFB5DF
oklch(80.9% 0.065 312.5)
-
Step 400
400
#B78DCF
oklch(70.6% 0.104 312.8)
-
Step 500
500
#A570C3
oklch(63.2% 0.133 312.5)
-
Step 600
600
#9056AF
oklch(55.6% 0.145 312.7)
-
Step 700
700
#7A4696
oklch(49% 0.134 312.5)
-
Step 800
800
#633A7A
oklch(42.6% 0.111 312.1)
-
Step 900
900
#513262
oklch(37.6% 0.087 312.6)
-
Step 950
950 (this color)
#1B0A24
oklch(18.6% 0.055 312.4)
#1B0A24 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) | #041125 | 0.048 |
| Deuteranopia (no green cones) | #091223 | 0.042 |
| Tritanopia (no blue cones) | #1A0E15 | 0.037 |
| Achromatopsia (no color) | #111111 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B0A24
#1B0A24
oklch(18.6% 0.055 312.4)
- #091700
#091700
oklch(18.5% 0.052 132.6)
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 #1B0A24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.051
- Midnight Purple #280137 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.058
- Rich Navy #001219 ΔE 0.065
- Almost Black #070D0D ΔE 0.069
- Midnight #03012D ΔE 0.074
- Eggplant #380835 ΔE 0.076
- Dark Navy #000435 ΔE 0.076
Use #1B0A24 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.