#110B21
Closest named color: Rich Navy (#001219). oklch(17.1% 0.045 293.7), rgb(17, 11, 33).
Aa
White text reads best on this color (19.20:1).
About this color
#110B21 is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.045 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.046 away. White text reads best on it, at 19.20:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.09:1 |
| White text | 19.20:1 |
Values
| HEX | #110B21 |
| RGB | rgb(17, 11, 33) |
| HSL | hsl(256, 50%, 9%) |
| OKLCH | oklch(17.1% 0.045 293.7) |
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 #110B21 | 19.20:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #110B21 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #110B21 text on white | 19.20:1 | AAA | Lc 105.5 | Preferred for body text |
| #110B21 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DAD6EB
oklch(88.6% 0.029 294.5)
-
Step 300
300
#C2BBE0
oklch(81% 0.052 293.9)
-
Step 400
400
#A397D1
oklch(70.8% 0.084 293.6)
-
Step 500
500
#8D7CC4
oklch(63.1% 0.107 293.9)
-
Step 600
600
#7764B1
oklch(55.5% 0.118 293.6)
-
Step 700
700
#645398
oklch(49.1% 0.109 293.3)
-
Step 800
800
#52447B
oklch(42.7% 0.09 294)
-
Step 900
900
#443A63
oklch(37.8% 0.069 294)
-
Step 950
950 (this color)
#110B21
oklch(17.1% 0.045 293.7)
#110B21 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) | #040F22 | 0.027 |
| Deuteranopia (no green cones) | #050E20 | 0.025 |
| Tritanopia (no blue cones) | #0D0F14 | 0.035 |
| Achromatopsia (no color) | #0F0F0F | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #110B21
#110B21
oklch(17.1% 0.045 293.7)
- #101100
#101100
oklch(17.1% 0.038 112.3)
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 #110B21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.046
- Almost Black #070D0D ΔE 0.051
- Rich Black #0D1B2A ΔE 0.055
- Midnight #03012D ΔE 0.058
- Dark Navy #000435 ΔE 0.062
- Dark Navy Blue #00022E ΔE 0.062
- Very Dark Blue #000133 ΔE 0.068
- Midnight Purple #280137 ΔE 0.072
Use #110B21 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.