#191E25
Closest named color: Rich Black (#0D1B2A). oklch(23.3% 0.015 256.8), rgb(25, 30, 37).
Aa
White text reads best on this color (16.74:1).
About this color
#191E25 is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.025 away. White text reads best on it, at 16.74:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.25:1 |
| White text | 16.74:1 |
Values
| HEX | #191E25 |
| RGB | rgb(25, 30, 37) |
| HSL | hsl(215, 19%, 12%) |
| OKLCH | oklch(23.3% 0.015 256.8) |
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 #191E25 | 16.74:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #191E25 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #191E25 text on white | 16.74:1 | AAA | Lc 103.7 | Preferred for body text |
| #191E25 text on black | 1.25:1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D5D9E0
oklch(88.4% 0.011 261.8)
-
Step 300
300
#B9C1CD
oklch(80.8% 0.019 258.4)
-
Step 400
400
#95A2B3
oklch(70.8% 0.029 255.1)
-
Step 500
500
#7B8BA0
oklch(63.1% 0.037 255.3)
-
Step 600
600
#64758B
oklch(55.7% 0.04 255)
-
Step 700
700
#536276
oklch(49.1% 0.037 255.7)
-
Step 800
800
#445060
oklch(42.7% 0.031 255.7)
-
Step 900
900
#39424F
oklch(37.6% 0.025 257.5)
-
Step 950
950 (this color)
#191E25
oklch(23.3% 0.015 256.8)
#191E25 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) | #1C1E25 | 0.005 |
| Deuteranopia (no green cones) | #1A1D25 | 0.004 |
| Tritanopia (no blue cones) | #161F20 | 0.013 |
| Achromatopsia (no color) | #1E1E1E | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #191E25
#191E25
oklch(23.3% 0.015 256.8)
- #221D16
#221D16
oklch(23.4% 0.015 76.1)
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 #191E25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.025
- Dark #1B2431 ΔE 0.028
- Jet #212529 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.045
- Rich Navy #001219 ΔE 0.067
- Dark Brown #341C02 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.076
- Almost Black #070D0D ΔE 0.082
Use #191E25 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.