#1B190E
Closest named color: Rich Black (#0D1B2A). oklch(21.2% 0.02 99.1), rgb(27, 25, 14).
Aa
White text reads best on this color (17.61:1).
About this color
#1B190E is a very dark close to neutral grey. In OKLCH its lightness is 21%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.055 away. White text reads best on it, at 17.61:1.
| Hue family | Neutrals |
| Lightness | very dark (21%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.61:1 |
Values
| HEX | #1B190E |
| RGB | rgb(27, 25, 14) |
| HSL | hsl(51, 32%, 8%) |
| OKLCH | oklch(21.2% 0.02 99.1) |
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 #1B190E | 17.61:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #1B190E | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #1B190E text on white | 17.61:1 | AAA | Lc 104.4 | Preferred for body text |
| #1B190E text on black | 1.19:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE5
oklch(93.6% 0.007 97.4)
-
Step 200
200
#DBD9D0
oklch(88.4% 0.012 96.4)
-
Step 300
300
#C4C1B0
oklch(80.9% 0.024 98.7)
-
Step 400
400
#A6A186
oklch(70.6% 0.038 98.6)
-
Step 500
500
#918A68
oklch(63.1% 0.049 97.8)
-
Step 600
600
#7B744F
oklch(55.6% 0.054 98.8)
-
Step 700
700
#686140
oklch(49% 0.05 97.6)
-
Step 800
800
#545035
oklch(42.8% 0.042 100.8)
-
Step 900
900
#46422E
oklch(37.7% 0.032 98.2)
-
Step 950
950 (this color)
#1B190E
oklch(21.2% 0.02 99.1)
#1B190E 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) | #1B180D | 0.004 |
| Deuteranopia (no green cones) | #1C190E | 0.002 |
| Tritanopia (no blue cones) | #1D1716 | 0.019 |
| Achromatopsia (no color) | #191919 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B190E
#1B190E
oklch(21.2% 0.02 99.1)
- #171822
#171822
oklch(21.3% 0.02 280.1)
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 #1B190E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.055
- Dark Brown #341C02 ΔE 0.057
- Jet #212529 ΔE 0.058
- Rich Navy #001219 ΔE 0.063
- Almost Black #070D0D ΔE 0.064
- Dark #1B2431 ΔE 0.066
- Very Dark Brown #1D0200 ΔE 0.078
- Chocolate Brown #411900 ΔE 0.084
Use #1B190E 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.