#1C111B
Closest named color: Rich Black (#0D1B2A). oklch(19.7% 0.026 329.6), rgb(28, 17, 27).
Aa
White text reads best on this color (18.33:1).
About this color
#1C111B is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.045 away. White text reads best on it, at 18.33:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.33:1 |
Values
| HEX | #1C111B |
| RGB | rgb(28, 17, 27) |
| HSL | hsl(305, 24%, 9%) |
| OKLCH | oklch(19.7% 0.026 329.6) |
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 #1C111B | 18.33:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #1C111B | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1C111B text on white | 18.33:1 | AAA | Lc 105.0 | Preferred for body text |
| #1C111B text on black | 1.14:1 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EDE8ED
oklch(93.6% 0.009 325.6)
-
Step 200
200
#E0D5DF
oklch(88.5% 0.018 328.5)
-
Step 300
300
#CDBACA
oklch(81% 0.031 331)
-
Step 400
400
#B396B0
oklch(70.7% 0.05 329.5)
-
Step 500
500
#A07C9C
oklch(63.2% 0.063 330)
-
Step 600
600
#8A6587
oklch(55.6% 0.068 329.2)
-
Step 700
700
#755372
oklch(49% 0.064 329.5)
-
Step 800
800
#60445D
oklch(42.7% 0.054 330.2)
-
Step 900
900
#4E3A4C
oklch(37.7% 0.04 329.7)
-
Step 950
950 (this color)
#1C111B
oklch(19.7% 0.026 329.6)
#1C111B 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) | #11141B | 0.024 |
| Deuteranopia (no green cones) | #13151B | 0.022 |
| Tritanopia (no blue cones) | #1D1215 | 0.014 |
| Achromatopsia (no color) | #151515 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C111B
#1C111B
oklch(19.7% 0.026 329.6)
- #0D190F
#0D190F
oklch(19.8% 0.026 148.8)
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 #1C111B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.045
- Rich Navy #001219 ΔE 0.054
- Almost Black #070D0D ΔE 0.056
- Very Dark Brown #1D0200 ΔE 0.067
- Dark #1B2431 ΔE 0.069
- Jet #212529 ΔE 0.070
- Very Dark Purple #2A0134 ΔE 0.074
- Midnight Purple #280137 ΔE 0.077
Use #1C111B 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.