#131522
Closest named color: Rich Black (#0D1B2A). oklch(20% 0.026 277), rgb(19, 21, 34).
Aa
White text reads best on this color (18.13:1).
About this color
#131522 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 0.024 away. White text reads best on it, at 18.13:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.13:1 |
Values
| HEX | #131522 |
| RGB | rgb(19, 21, 34) |
| HSL | hsl(232, 28%, 10%) |
| OKLCH | oklch(20% 0.026 277) |
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 #131522 | 18.13:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #131522 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #131522 text on white | 18.13:1 | AAA | Lc 104.8 | Preferred for body text |
| #131522 text on black | 1.15:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300
#BBBFD5
oklch(80.8% 0.031 277.5)
-
Step 400
400
#989EC0
oklch(70.6% 0.05 277.2)
-
Step 500
500
#7F86B0
oklch(63% 0.064 277.1)
-
Step 600
600
#69709C
oklch(55.7% 0.069 276.9)
-
Step 700
700
#575D85
oklch(49% 0.065 277.2)
-
Step 800
800
#474C6C
oklch(42.6% 0.054 277)
-
Step 900
900
#3C4058
oklch(37.8% 0.041 276.9)
-
Step 950
950 (this color)
#131522
oklch(20% 0.026 277)
#131522 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) | #111623 | 0.005 |
| Deuteranopia (no green cones) | #101522 | 0.005 |
| Tritanopia (no blue cones) | #0F171A | 0.021 |
| Achromatopsia (no color) | #161616 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #131522
#131522
oklch(20% 0.026 277)
- #191608
#191608
oklch(19.9% 0.026 97.7)
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 #131522, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.024
- Rich Navy #001219 ΔE 0.041
- Almost Black #070D0D ΔE 0.055
- Dark #1B2431 ΔE 0.058
- Jet #212529 ΔE 0.064
- Oxford Blue #1B263B ΔE 0.071
- Navy Blue #001146 ΔE 0.078
- Dark Navy #000435 ΔE 0.081
Use #131522 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.