#554680
Closest named color: Twilight (#4E518B). oklch(43.7% 0.094 294.1), rgb(85, 70, 128).
Aa
White text reads best on this color (8.15:1).
About this color
#554680 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.094 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.033 away. White text reads best on it, at 8.15:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #554680 |
| RGB | rgb(85, 70, 128) |
| HSL | hsl(256, 29%, 39%) |
| OKLCH | oklch(43.7% 0.094 294.1) |
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 #554680 | 8.15:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #554680 | 2.57:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #554680 text on white | 8.15:1 | AAA | Lc 88.1 | Fine for body text |
| #554680 text on black | 2.57:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD6EC
oklch(88.6% 0.03 294.1)
-
Step 300
300
#C2BAE1
oklch(80.8% 0.055 294.5)
-
Step 400
400
#A396D3
oklch(70.7% 0.089 293.8)
-
Step 500
500
#8D7BC7
oklch(63% 0.113 293.8)
-
Step 600
600
#7863B3
oklch(55.6% 0.122 294.2)
-
Step 700
700
#65529A
oklch(49.1% 0.113 294)
-
Step 800
800 (this color)
#554680
oklch(43.7% 0.094 294.1)
-
Step 900
900
#443965
oklch(37.7% 0.074 294)
-
Step 950
950
#28223B
oklch(27.1% 0.046 294.1)
#554680 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) | #345082 | 0.052 |
| Deuteranopia (no green cones) | #364E7F | 0.049 |
| Tritanopia (no blue cones) | #4B515D | 0.076 |
| Achromatopsia (no color) | #4F4F4F | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554680
#554680
oklch(43.7% 0.094 294.1)
- #515708
#515708
oklch(43.7% 0.095 114.4)
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 #554680, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.033
- Dusk #4E5481 ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.048
- Dusty Grape #545775 ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.066
- Dusk Blue #26538D ΔE 0.067
- YInMn Blue #415A77 ΔE 0.068
Use #554680 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.