#19185F
Closest named color: Midnight Blue (#191970). oklch(26.7% 0.121 275), rgb(25, 24, 95).
Aa
White text reads best on this color (15.70:1).
About this color
#19185F is a dark, moderately saturated blue. In OKLCH its lightness is 27%, its chroma 0.121 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.031 away. White text reads best on it, at 15.70:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.33:1 |
| White text | 15.70:1 |
Values
| HEX | #19185F |
| RGB | rgb(25, 24, 95) |
| HSL | hsl(241, 60%, 23%) |
| OKLCH | oklch(26.7% 0.121 275) |
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 #19185F | 15.70:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #19185F | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #19185F text on white | 15.70:1 | AAA | Lc 102.2 | Preferred for body text |
| #19185F text on black | 1.33:1 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FF
oklch(93.6% 0.03 273.6)
-
Step 200
200
#CED7FF
oklch(88.5% 0.056 275.2)
-
Step 300
300
#AEBCFF
oklch(80.9% 0.096 274.9)
-
Step 400
400
#8696FF
oklch(70.7% 0.154 275.2)
-
Step 500
500
#6A77FF
oklch(63% 0.2 275)
-
Step 600
600
#5453FF
oklch(55.7% 0.246 275.1)
-
Step 700
700
#4620FF
oklch(49.1% 0.29 275)
-
Step 800
800
#381DD1
oklch(42.7% 0.247 274.9)
-
Step 900
900
#2E25A4
oklch(37.7% 0.192 275.1)
-
Step 950
950 (this color)
#19185F
oklch(26.7% 0.121 275)
#19185F 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) | #002661 | 0.039 |
| Deuteranopia (no green cones) | #00205E | 0.030 |
| Tritanopia (no blue cones) | #002B39 | 0.096 |
| Achromatopsia (no color) | #232323 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19185F
#19185F
oklch(26.7% 0.121 275)
- #2E2500
#2E2500
oklch(26.7% 0.055 95.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #19185F
These curated palettes and gradients contain exactly #19185F. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.031
- Dark Indigo #1F0954 ΔE 0.037
- Darkblue #030764 ΔE 0.047
- Dark Royal Blue #02066F ΔE 0.052
- Deep Blue #040273 ΔE 0.057
- Marine #042E60 ΔE 0.058
- Navy Blue #001146 ΔE 0.065
- Navy #000080 ΔE 0.073
Use #19185F 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.