#425286
Closest named color: Twilight (#4E518B). oklch(45% 0.088 269.7), rgb(66, 82, 134).
Aa
White text reads best on this color (7.54:1).
About this color
#425286 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.088 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.020 away. White text reads best on it, at 7.54:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #425286 |
| RGB | rgb(66, 82, 134) |
| HSL | hsl(226, 34%, 39%) |
| OKLCH | oklch(45% 0.088 269.7) |
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 #425286 | 7.54:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #425286 | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #425286 text on white | 7.54:1 | AAA | Lc 86.1 | Fine for body text |
| #425286 text on black | 2.78:1 | Fails | Lc -15.9 | Dividers and decoration only |
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 800.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B3C0E3
oklch(80.9% 0.052 269.2)
-
Step 400
400
#8C9FD5
oklch(70.8% 0.082 269.3)
-
Step 500
500
#7086C9
oklch(63.1% 0.105 269.4)
-
Step 600
600
#596FB6
oklch(55.7% 0.114 269.5)
-
Step 700
700
#495C9D
oklch(49.1% 0.107 269.8)
-
Step 800
800 (this color)
#425286
oklch(45% 0.088 269.7)
-
Step 900
900
#333F66
oklch(37.6% 0.069 269.9)
-
Step 950
950
#1E253C
oklch(27% 0.044 270.3)
#425286 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) | #3E5788 | 0.014 |
| Deuteranopia (no green cones) | #375185 | 0.015 |
| Tritanopia (no blue cones) | #265D65 | 0.079 |
| Achromatopsia (no color) | #545454 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425286
#425286
oklch(45% 0.088 269.7)
- #68520A
#68520A
oklch(44.9% 0.087 89.7)
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 #425286, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.020
- Dusk #4E5481 ΔE 0.021
- Denim Blue #3B5B92 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.030
- Dusk Blue #26538D ΔE 0.032
- YInMn Blue #415A77 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.042
- Dusty Grape #545775 ΔE 0.044
Use #425286 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.