#554688
Closest named color: Twilight (#4E518B). oklch(44.2% 0.106 291.9), rgb(85, 70, 136).
Aa
White text reads best on this color (8.02:1).
About this color
#554688 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.106 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.030 away. White text reads best on it, at 8.02:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.61:1 |
| White text | 8.02:1 |
Values
| HEX | #554688 |
| RGB | rgb(85, 70, 136) |
| HSL | hsl(254, 32%, 40%) |
| OKLCH | oklch(44.2% 0.106 291.9) |
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 #554688 | 8.02:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #554688 | 2.61:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #554688 text on white | 8.02:1 | AAA | Lc 87.7 | Fine for body text |
| #554688 text on black | 2.61:1 | Fails | Lc -14.5 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#D9D6EF
oklch(88.6% 0.034 291.2)
-
Step 300
300
#C1BAE6
oklch(80.9% 0.062 292.3)
-
Step 400
400
#A295DA
oklch(70.7% 0.1 292.3)
-
Step 500
500
#8C7ACF
oklch(63.2% 0.126 292.1)
-
Step 600
600
#7661BC
oklch(55.5% 0.138 291.9)
-
Step 700
700
#6450A2
oklch(49.1% 0.128 292.3)
-
Step 800
800 (this color)
#554688
oklch(44.2% 0.106 291.9)
-
Step 900
900
#433869
oklch(37.6% 0.082 292.3)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#554688 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) | #2E518A | 0.058 |
| Deuteranopia (no green cones) | #304F86 | 0.056 |
| Tritanopia (no blue cones) | #485360 | 0.088 |
| Achromatopsia (no color) | #505050 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554688
#554688
oklch(44.2% 0.106 291.9)
- #555800
#555800
oklch(44.3% 0.098 112.1)
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 #554688, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.035
- Blueberry #464196 ΔE 0.038
- Dusk #4E5481 ΔE 0.044
- Rebecca Purple #663399 ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.064
- Dusty Grape #545775 ΔE 0.064
- Dusk Blue #26538D ΔE 0.066
Use #554688 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.