#251659
Closest named color: Dark Indigo (#1F0954). oklch(26.8% 0.113 286.3), rgb(37, 22, 89).
Aa
White text reads best on this color (15.69:1).
About this color
#251659 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.113 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.031 away. White text reads best on it, at 15.69:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.33:1 |
| White text | 15.69:1 |
Values
| HEX | #251659 |
| RGB | rgb(37, 22, 89) |
| HSL | hsl(253, 60%, 22%) |
| OKLCH | oklch(26.8% 0.113 286.3) |
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 #251659 | 15.69:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #251659 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #251659 text on white | 15.69:1 | AAA | Lc 102.2 | Preferred for body text |
| #251659 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
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E7E7FF
oklch(93.5% 0.032 285.8)
-
Step 200
200
#D5D4FF
oklch(88.5% 0.059 286.2)
-
Step 300
300
#BBB7FF
oklch(80.9% 0.101 286.5)
-
Step 400
400
#9A8EFF
oklch(70.6% 0.161 286.3)
-
Step 500
500
#846CFF
oklch(63% 0.209 286.2)
-
Step 600
600
#7241FF
oklch(55.5% 0.259 286.2)
-
Step 700
700
#6411F1
oklch(49.2% 0.277 286.4)
-
Step 800
800
#5019C2
oklch(42.6% 0.229 286.2)
-
Step 900
900
#412199
oklch(37.6% 0.179 286.3)
-
Step 950
950 (this color)
#251659
oklch(26.8% 0.113 286.3)
#251659 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) | #00255B | 0.054 |
| Deuteranopia (no green cones) | #002158 | 0.051 |
| Tritanopia (no blue cones) | #0F2835 | 0.095 |
| Achromatopsia (no color) | #232323 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251659
#251659
oklch(26.8% 0.113 286.3)
- #2A2700
#2A2700
oklch(26.7% 0.057 105.2)
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 #251659, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.031
- Midnight Blue #191970 ΔE 0.047
- Darkblue #030764 ΔE 0.067
- Marine #042E60 ΔE 0.069
- Dark Purple #35063E ΔE 0.069
- Deep Purple #36013F ΔE 0.073
- Navy Blue #001146 ΔE 0.074
- Dark Royal Blue #02066F ΔE 0.074
Use #251659 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.