#191F26
Closest named color: Dark (#1B2431). oklch(23.6% 0.016 252.5), rgb(25, 31, 38).
Aa
White text reads best on this color (16.59:1).
About this color
#191F26 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.025 away. White text reads best on it, at 16.59:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.26:1 |
| White text | 16.59:1 |
Values
| HEX | #191F26 |
| RGB | rgb(25, 31, 38) |
| HSL | hsl(212, 21%, 12%) |
| OKLCH | oklch(23.6% 0.016 252.5) |
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 #191F26 | 16.59:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #191F26 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #191F26 text on white | 16.59:1 | AAA | Lc 103.5 | Preferred for body text |
| #191F26 text on black | 1.26:1 | 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
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D4DAE0
oklch(88.6% 0.011 247.9)
-
Step 300
300
#B8C2CD
oklch(81% 0.019 250.6)
-
Step 400
400
#93A2B4
oklch(70.6% 0.031 253)
-
Step 500
500
#798BA1
oklch(63% 0.039 253.6)
-
Step 600
600
#62758C
oklch(55.6% 0.042 253.4)
-
Step 700
700
#516277
oklch(49% 0.04 253.9)
-
Step 800
800
#425061
oklch(42.6% 0.033 253.5)
-
Step 900
900
#38434F
oklch(37.8% 0.025 250.7)
-
Step 950
950 (this color)
#191F26
oklch(23.6% 0.016 252.5)
#191F26 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) | #1C1F26 | 0.005 |
| Deuteranopia (no green cones) | #1B1E26 | 0.005 |
| Tritanopia (no blue cones) | #152121 | 0.016 |
| Achromatopsia (no color) | #1E1E1E | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #191F26
#191F26
oklch(23.6% 0.016 252.5)
- #231D16
#231D16
oklch(23.5% 0.016 71.2)
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 #191F26, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.025
- Jet #212529 ΔE 0.027
- Rich Black #0D1B2A ΔE 0.027
- Oxford Blue #1B263B ΔE 0.042
- Rich Navy #001219 ΔE 0.070
- Dark Brown #341C02 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.073
- Gunmetal #293241 ΔE 0.080
Use #191F26 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.